The tread marks on the road from a car with antilock brakes that pump on and off automatically every fraction of a second would likely appear as a series of short, intermittent marks rather than continuous skid marks. The presence of these intermittent marks indicates that the ABS is functioning correctly and assisting the driver in maintaining control while stopping the vehicle in an emergency situation.
Antilock brakes are designed to prevent the wheels from locking up during braking, allowing the driver to maintain steering control. When the brakes are applied, the antilock braking system (ABS) rapidly pumps the brakes on and off, reducing the braking force to each wheel in a controlled manner. This pumping action helps to prevent the wheels from completely locking up and skidding on the road surface.
As a result, the tread marks left by a car with ABS would not be continuous skid marks but rather a series of shorter, intermittent marks. These marks would indicate the points where the wheels momentarily grip the road as the ABS modulates the braking pressure. The presence of these intermittent marks indicates that the ABS is functioning correctly and assisting the driver in maintaining control while stopping the vehicle in an emergency situation.
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A - 28.4-μC charge is placed 16.4 cm from a charge q, the force between the two charges is 1240 N. What is the value of q?
Answer:
1.31×10⁻⁴ C or 131 μC
Explanation:
From the question,
Applying Coulomb's Law,
F = kqq'/r²..................... Equation 1
Where F = Force between the charges, q = first charge, q' = second charge, r = distance between the charges, k = coulomb's constant.
make q' the subject of the equation
q' = F×r²/(kq)
q' = Fr²/kq................ Equation 2
Given: F = 1240 N, r = 16.4 cm = 0.164 m, q = 28.4 μC = 2.84×10⁻⁵ C,
Constant: k = 8.98×10⁹ Nm/C²
Substitute these values into equation 2
q' = (1240×0.164²)/[(2.84×10⁻⁵)×(8.98×10⁹)
q' = (33.35104)/(25.5032×10⁴)
q' = 1.31×10⁻⁴ C
q' = 131 μC
What was the narrator referring when he said that the flood risk to tokyo sounded like something out of a disaster movie?
Answer:
A flood could hit Tokyo so quickly that the levee could break. In a short amount of time, this breach, or break, could cause severe damage to Tokyo’s infrastructure, like a flood in a Hollywood disaster movie. Because Tokyo is home to a large population, a flood could cause massive damage to homes, businesses, and life.Explanation:
A horizontal force of magnitude 47.3 N pushes a block of mass 3.95 kg across a floor where the coefficient of kinetic friction is 0.643. (a) How much work is done by that applied force on the block-floor system when the block slides through a displacement of 4.89 m across the floor?
The work done by the applied force is -117.42 J.
Force applied on the block = 47.3 N
Mass of the block = 3.95 kg
Coefficient of kinetic friction = 0.643
Displacement = 4.89 m
(a) It is represented by the formula,
W = Fd cos θ
Where,
W = work done by the force,
F = magnitude of the applied force,
d = distance covered by the object,
θ = angle between the applied force and the displacement of the object.
W = Fd cos θ
For a horizontal force, θ = 0
Therefore, W = Fd cos 0 = Fd
Since the block is moving with a constant velocity, the net force on the block must be zero. Thus, the force of friction acting on the block is equal in magnitude and opposite in direction to the applied force.
The force of friction on the block,
f = μkN
where,
μk is the coefficient of kinetic friction,
N is the normal force exerted on the block by the floor
Since the block is on a horizontal floor, the normal force is equal in magnitude and opposite in direction to the weight of the block.
Therefore,
N = mg
where,
g is the acceleration due to gravity
Substituting the value of N in the formula of force of friction:
f = μkN= μkmg
The force of friction acting on the block is 0.643 × 3.95 × 9.8 = 24.005 N
Since the net force on the block is zero, the applied force is equal in magnitude to the force of friction acting on the block and is opposite in direction.
Therefore,
F = - 24.005 N
The work done by the external force on the block-floor system is given by,
W = Fd
W = (-24.005 N) × 4.89 m = -117.42 J
Therefore, the work done by the applied force is -117.42 J.
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Which surface most likely had the least friction?
A carpeted floor?
A paved road
A rocky path
A waterslide
The least frictional surface is probably one with carpet floor. As a result, Alternative A is the right response.
Which surfaces are made of low-friction materials?PTFE polytetrafluoroethylene is frequently used for sliding applications because of its low coefficient of friction. The traditional bore and wear synthetic materials of polyimide, PEEK, Ps, nylon, acetal, and rayon are also well known for their excellent sliding friction capabilities in addition to PTFE.
What makes something less frictional?For instance, ice rubbing against steel would result in less resistance than rubber rubbing against concrete. This is why wearing rubber shoes here on sidewalk prevents you from slipping, while ice skates glide so readily on the ice.
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The KEOM tower across the street from West is approx. 155 meters high
(about 510 feet). On a dare, your friend climbs to the top and drops a
physics book to see what will happen. You bet them you can figure out
how long it will take to fall to the ground. What time do you confidently tell
your insane friend? (Remember, down is always a negative direction.
Round answer to tenths place or 2 sig figs. Enter a decimal if needed.
Enter the number only, no units)
You told your insane friend that it will take the book 5.6 s to get to the ground.
From the question given above, the following data were obtained:
Height (H) = 155 m
Time (t) =?NOTE: Acceleration due to gravity (g) = 10 m/s²
The time taken for the book to get to ground can be obtained as follow:
H = ½gt²155 = ½ × 10 × t²
155 = 5 × t²
Divide both side by 5\(t^{2} = \frac{155}{5}\\\\\)
t² = 31
Take the square root of both side\(t = \sqrt{31}\)
t = 5.6 sThus, the time taken for the book to get to the ground is 5.6 s
Hence, you told your insane friend that it will take the book 5.6 s to get to the ground.
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The wavelength of the peak emission for a blackbody is given by Wein's law , also known as Wein's displacement law. Amax = a/T. Where Amax is the peak emission wavelength in um, a is a constant that equals 2897 um-K, and T is the blackbody temperature. Typical campfire temperatures can reach 1250 K. What is the peak emission wavelength for a campfire with this temperature?
The peak emission wavelength for a campfire with this temperature is 2.32 µm.
Wein's Law is given by the formula: Amax = a/T
We have to find the peak emission wavelength of the campfire using Wein's displacement law which is given by the formula Amax = a/T.
Where Amax is the peak emission wavelength in um, a is a constant that equals 2897 um-K, and T is the blackbody temperature.
Substituting the given values in the formula, we get:
Amax = 2897 / 1250 um-K = 2.32 um
Therefore, 2.32 µm is the peak emission wavelength for a campfire with this temperature
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Andrew gathered several different species of seed plants. Which three characteristics do all the plants most likely share? have pollen and flowers; lack phloem have pollen and rhizoids; lack xylem have xylem and phloem; lack pollen have xylem and phloem; lack rhizoids
The three characteristics that all the plants most likely share are: have xylem and phloem; lack pollen. Option D.
In seed plants, xylem and phloem are essential vascular tissues responsible for the transport of water, nutrients, and sugars throughout the plant. Xylem transports water and minerals from the roots to the rest of the plant, while phloem carries sugars and other organic compounds from photosynthetic regions to other parts of the plant.
The absence of pollen indicates that these plants do not reproduce through the production and dispersal of pollen grains. Instead, they likely reproduce through other means, such as the production of seeds.
This combination of having xylem and phloem while lacking pollen suggests that the plants in question are likely gymnosperms. Gymnosperms are a group of seed plants that include conifers, cycads, ginkgoes, and others. These plants typically produce seeds that are not enclosed within a fruit, and they rely on other methods such as wind or insects for pollination.
It is important to note that this conclusion is based on the provided information and is subject to change depending on further details about the specific characteristics of the gathered plants. SO Option D is correct.
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A rate is equal to 0.0200 M/s. If [A] = 0.100 M and the rate = k[A]1, what is the new rate if the concentration of [A] is increased to 0.400 M?
A) 0.0200 M/s
B) 0.0400 M/s
C) 0.0600 M/s
D) 0.0800 M/s
E) 0.100 M/s
Therefore, the new rate, when the concentration of [A] is increased to 0.400 M, is 0.0800 M/s.
The correct answer is D) 0.0800 M/s.
The given rate law equation is rate = k[A]^1, where k is the rate constant and [A] is the concentration of species A.
If the concentration of [A] is increased from 0.100 M to 0.400 M, we need to determine the new rate.
The rate law equation can be rewritten as:
rate = k[A]
The initial rate is given as 0.0200 M/s when [A] = 0.100 M. We can calculate the rate constant (k) using this information:
0.0200 M/s = k * 0.100 M
Solving for k:
k = 0.0200 M/s / 0.100 M
k = 0.200 M^(-1) s^(-1)
Now, we can calculate the new rate when [A] = 0.400 M using the rate constant we found:
rate = k * [A]
rate = 0.200 M^(-1) s^(-1) * 0.400 M
rate = 0.0800 M/s
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El tiempo de reacción de un conductor de automóvil es 0,75s. Si el automóvil puede experimentar una desaceleracion de 4m/s^2. Calcular la distancia recorrida hasta detenerse una vez recibida la señal, cuando su velocidad era 10m/s
Answer:
x_total = 20m
Explanation:
This is an exercise in kinematics, we will look for the distance it travels during the reaction time, where there is no braking, and then the distance during the deceleration.
Distance traveled during response time
v = x₁ / t
x₁ = v t
let's calculate
x₁ = 10 0.75
x₁ = 7.5 m
Now we calculate the distance during braking, the final speed is zero (v = 0)
v² = v₀² - 2 a x₂
x₂ = v₀² / 2 a
let's calculate
x₂ = 10² / (2 4)
x₂ = 12.5m
the total stopping distance is
x_total = x₁ + x₂
X_total = 7.5 + 12.5
x_total = 20m
what distinguishes the orbit of pluto from that of the eight major planets of the solar system?
Pluto's orbit is much more eccentric and inclined compared to the orbits of the eight major planets in the solar system. This means that Pluto's orbit is more elliptical and tilted relative to the plane of the solar system, while the orbits of the major planets are generally more circular and on the same plane.
First, Pluto's orbit is much more eccentric (elongated) than the orbits of the other planets. This means that its distance from the Sun varies more dramatically over the course of its orbit. While the other planets have nearly circular orbits, Pluto's orbit is more oval-shaped.
Second, Pluto's orbit is also more inclined (tilted) relative to the plane of the Solar System. The eight major planets all orbit in roughly the same plane, but Pluto's orbit is tilted at an angle of about 17 degrees. This means that it sometimes travels above and below the plane of the Solar System during its orbit.
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Many athletes use altitude training to improve their performance. They travel to areas of high altitude where there is less oxygen in the air. The body adapts to the stress of less oxygen by becoming more efficient at transporting and using oxygen. What are athletes who train in high altitudes most likely trying to enhance?
Answer:
Its A
Explanation:
Energy Production in the Mitochondria because of the lack of less oxygen you would want to build up more ways to get more energy production going
Energy Production in the Mitochondria because of the lack of less oxygen one want to build up more ways to get more energy production.
What is resultant force ?Resultant force is a summation of all force which act on a point or object. It will be either negative or positive i.e if we takes on direction is positive then other three direction will be taken in negative and then add all force so the outcome is called resultant force acting on a object. Mass is a physical quantity which is measured in kilograms . It will neither depend on any other quantity.
It is also doesn't depend on acceleration due to gravity like weight is depend on acceleration due to gravity but mass is not .Weight is varies from one place to another place but mass doesn't depend on place or position.
Therefore, Energy Production in the Mitochondria because of the lack of less oxygen one want to build up more ways to get more energy production.
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Light with a photon energy of 3 ev impinges on the surface of a material with work function 0.6 ev to eject electrons. what is the kinetic energy of the outgoing electrons
Answer:
KE = incident energy - work function
The maximum KE will be (3 - .6) eV = 2.4 eV
How can the Fitness Logs help you in this class?
OA. They can't; the Fitness Logs are only useful to your teacher.
B. They help you evaluate yourself for your final grade.
C. They let you keep track of your thoughts, feelings, and progress.
D. They show your parents how much you're learning.
Answer:B
Explanation:They help you evaluate yourself for your final grade.
a dont make sense, d dont make sense, B or C. B!
Two stationary point charges of +90. 0 μC and -40. 0 μC exert an attractive force on each other of 293 N. What is the distance between the two charges?
The distance between the two charges is approximately 0.0107 meters, or 10.7 millimeters.
Coulomb's Law, which states that the force between two point charges is directly proportional to the product of their charges and inversely proportional to the square of the distance between them, can be used to compute the attractive force between two point charges.
Coulomb's Law is formulated as follows:
F = k × |q₁ × q₂| / r²
where:
F = force between the charges (in newtons, N)
k = Coulomb's constant, which is approximately 8.99 x 10⁻⁹Nm²/C²
q₁ and q₂ = charges of the two point charges (in coulombs, C)
r = distance between the charges (in meters, m)
Given:
q₁ = +90.0 μC = 90.0 x 10⁻⁶C
q₂ = -40.0 μC = -40.0 x 10⁻⁶ C
F = 293 N
k = 8.99 x 10⁹ Nm²/C²
Plugging these values into the formula, we can solve for r:
293 = 8.99 x 10⁹ x |90.0 x 10⁻⁶ x -40.0 x 10⁻⁶| / r²
To simplify the calculation, we can take the absolute value of the product of the charges, since distance is always positive:
293 = 8.99 x 10⁹ x 90.0 x 10⁻⁶ x -40.0 x 10⁻⁶ / r²
Now we can solve for r:
r² = 8.99 x 10⁹ x90.0 x 10⁻⁶ x -40.0 x 10⁻⁶/ 293
r² = 0.000011456
r = √(0.000011456)
r ≈ 0.0107 m
So, the distance between the two charges would be approximately 0.0107 meters, or 10.7 millimeters.
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what is the longest wavelength, in air, of light that will give constructive interference from opposite sides of the reflecting plates? express your answer with the appropriate units.
The longest wavelength of light that will give constructive interference from opposite sides of the reflecting plates is twice the distance between the plates. The units of λ will depend on the units of d, but it will always be a length (e.g. meters, centimeters, etc.).
To find the longest wavelength that will result in constructive interference, we can use the equation:
2d = mλ
where d is the distance between the reflecting plates, λ is the wavelength of the light, and m is an integer representing the order of the interference pattern.
For constructive interference to occur, the path difference between the waves reflecting off opposite sides of the plates must be an integer multiple of the wavelength. In other words, the waves must be "in phase" and reinforce each other.
Since we want to find the longest wavelength that results in constructive interference, we can set m = 1 (the first order) and solve for λ:
2d = λ
λ = 2d
Answer: In air, the longest wavelength of light that will result in constructive interference from opposite sides of the reflecting plates is twice the distance between the plates. The units of the wavelength will depend on the units of the distance between the plates, but it will always be a length. So I hope this explanation helps clarify the concept of constructive interference and how it relates to the distance between the reflecting plates and the wavelength of the light.
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A ball is thrown from a hot air balloon that is at rest 245 m above the ground. How long will it take for the ball to reach the ground? How fast will the ball be traveling when it reaches the ground?
Answer:
7.07 s
69.3 m/s
Explanation:
Taking the negative direction to be down and the positive direction to be up:
We have 3 variables in the y-direction and can solve for time.
v₀ = 0 m/sa = -9/8 m/s² Δy = -245 m t = ?Use this kinematics equation to solve for time.
Δx = v₀t + 1/2at² -245 = 1/2(-9.8)t² -245 = -4.9t² t² = 50t = 7.07106781187It will take the ball 7.07 s to reach the ground.
We can solve for final velocity using the same variables in the y-direction:
v₀ = 0 m/sa = -9/8 m/s² Δy = -245 m v = ?Use this kinematics equation to solve for final velocity.
v² = v₀² + 2aΔxv² = 2(-9.8)(-245) v² = 4802v = 69.2964645563The ball will be traveling at a speed of 69.3 m/s at the instant before it reaches the ground.
Why is water pollution a concern if water is continuously cycled through Earth’s systems?
EARTH SCIENCE!!!
Answer:Water pollution is a concern because since it is cycled threw the earths system it effect the earths system in a negative way.
Explanation:
I would wait for someone else to answer just in case I’m wrong.
A bicyclist is finishing his repair of a flat tire when a friend rides by with a constant speed of 3.5 m>s. Two seconds later the bicyclist hops on his bike and accelerates at 2.4 m>s2 until he catches his friend. (a) How much time does it take until he catches his friend
Answer:
4.28 s
Explanation:
after two seconds (2 s) His friends is
d = 3.5 m/s x 2 s = 7 meter ahead.
in this state, a bicylist start from initial velocity vo = 0 m/s and accelerat 2.4 m/s²
then, when bicylist reach his friend
t friend = t bicyclist = t
d bicylist = d friend + d
-------
d friend = 3.5 . t
d bicylist = vo . t + ½ a t²
d friend + d = vo . t + ½ a t²
3.5 t + 7 = 0 . t + ½ . 2.4 . t²
3.5 t + 7 = 1.2 t²
0 = 1.2 t² - 3.5 t - 7
t = -1.363 and t = 4.28
take the positive one
what must the coefficient of static friction be for a car traveling at 115 km/h around the same turn?
Generally, the coefficient of static friction should be at least 0.7 for a car traveling at this speed, but this value could be higher depending on the specific conditions.
The coefficient of static friction, or μs, is the ratio of the maximum static force that can be applied without causing slipping to the normal force between two surfaces. The coefficient is affected by the surfaces in contact and the material they are made of.
The tires of a car also have an effect on the coefficient of static friction. Tires with a greater tread depth can provide better grip on the road and therefore have a higher coefficient of static friction than tires with a shallow tread. Tire pressure also plays a role, as low pressure can reduce the coefficient of static friction.
The weight of the vehicle is also an important factor. Heavier vehicles tend to have a higher coefficient of static friction, as the greater mass increases the normal force between the car and the surface.
In conclusion, the coefficient of static friction for a car traveling at 115 km/h around a turn depends on several factors, including the road surface, the vehicle's tires, and the vehicle's weight.
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Which planet has an orbital eccentricity most like the orbital eccentricity of the Moon? answer choices.
a. Earth.
b. Saturn.
c. Mars.
d. Mercury.
Saturn planet has an orbital eccentricity most like the orbital eccentricity of the Moon.
An ellipse's eccentricity (e) is a value that affects how it looks, such as whether it is more rounded or if it resembles a segment. Let "a" be the major semi-axis and "c" be the focal semi-distance:
e = c / a
The gravitational forces that propel the planets disappear as they gracefully glide into an orbit around the Sun. However, a planet must follow an orbit to stay inside the bounds of the gravitational pull of other celestial bodies, particularly the sun.
The orbits have an ascending node, a vernal point, an argument of the perihelion, an eccentricity, an inclination, and an aphelion. The planets' orbits are all roughly on the same plane. The ecliptic is the name of this orbital plane.
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Which property describes the number of waves that move past a point each second.
A) Speed
B) Frequency
C) Period
D) Wavelength
Answer:B) Frequency
Explanation:
Answer:
B) Frequency
Explanation:
Calculate the wavelength (in nm) of light that produces its first minimum at an angle of 22. 5° when falling on a single slit of width 1. 31 µm. Nm
When the light waves pass through the slit, the wave spreads, diffracting into a pattern on a screen behind it. The diffraction pattern is characterized by a series of bright fringes interspersed with dark ones.
We can calculate the distance between each dark fringe using the formula:dsinθ = mλ, where d is the width of the slit, θ is the angle of the dark fringe, m is the order of the fringe, and λ is the wavelength of the light.Let's now use this formula to solve the given problem. The first minimum occurs when m = 1. Therefore,1 × λ = d sinθ. The slit width is given as 1.31 µm = 1.31 × 10⁻⁶ m, and the angle of the dark fringe is 22.5°.We can convert this angle to radians as follows:θ = 22.5° = 22.5 × π/180 = 0.3937 radians.
Substituting the values into the formula, we get:λ = d sinθ / m= (1.31 × 10⁻⁶) × sin 0.3937 / 1= 7.52 × 10⁻⁷ m = 752 nmTherefore, the wavelength of light that produces its first minimum at an angle of 22.5° when falling on a single slit of width 1.31 µm is 752 nm (more than 100 words).
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how are theories and laws connected
Answer:
Laws are statements about something that's been observed and stated while a theory is an explanation of what's been observed. This connection between them forms a main idea that many people regulate as "what's normal."
Explanation:
Answer:
A hypothesis is a limited explanation of a phenomenon; a scientific theory is an in-depth explanation of the observed phenomenon. A law is a statement about an observed phenomenon or a unifying concept, according to Kennesaw State University. ... However, Newton's law doesn't explain what gravity is, or how it works.
for e.g:
The particle theory and Darwin's theory of human origin.
A car horn creates a 595 Hz tone at rest. Two cars pass on the street, each going 20 m/s; the first car honks. What frequency does the other car hear after they pass each other? (speed of sound = 343 m/s) (unit = Hz). PLEASE HELP
The frequency does the other car hear after they pass each other is 631.8 Hz.
Frequency heard by the second car
The frequency heard by the second car is calculated as follows;
f = f'(v/v - vs)
where;
f' is the original frequencyf is the later frequency heardv is speed of soundvs is source speedf = 595(343/343 - 20)
f = 631.8 Hz
Thus, the frequency does the other car hear after they pass each other is 631.8 Hz.
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he tangent plane to the surface z= 53−x 2
−2y 2
at the point (3,2,6).
To explain the tangent plane to the surface, `z = 53 − x² − 2y²` at the point `(3, 2, 6)`, let us first determine the partial derivatives of `z` with respect to `x` and `y`.
Partial derivative of `z` with respect to `x`, `∂z/∂x = -2x`Partial derivative of `z` with respect to `y`, `∂z/∂y = -4y`Now, let's find the gradient vector `grad z` at `(3, 2, 6)` and the value of `z` at `(3, 2)`.gradient vector `grad z = (-2x, -4y, 1)`gradient vector `grad z = (-6, -8, 1)` at `(3, 2, 6)`.Value of `z` at `(3, 2)` is given by `z = 53 - 3² - 2(2)² = 39`.
Therefore, the equation of the tangent plane to the surface `
z = 53 − x² − 2y²` at `(3, 2, 6)` is:
`z - 6 = -6(x - 3) - 8(y - 2)`
which can be written as:`6x + 8y + z = 50`Thus, the equation of the tangent plane to the surface `z = 53 − x² − 2y²` at the point `(3, 2, 6)` is `6x + 8y + z = 50`.
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If you traveled one mile at a speed of 100 miles per hour and another mile at a speed if 1 mile per hour, your average speed would not be (100mph+1 mph)/2 or 50.5. What you’d be your average speed?
physic killing my brain cell
Answer:
v = 1.98 mph
Explanation:
Given that,
Speed to travel one mile is 100 mph
Speed to travel another mile is 1 mph
The formula used to find your average speed is given by :
\(v=\dfrac{2v_1v_2}{v_1+v_2}\)
Putting the values, we get :
\(v=\dfrac{2\times 100\times 1}{100+1}\)
v = 1.98 mph
So, yours average speed is 1.98 mph.
The driver of a car moving with a uniform speed of 40m/s observes a truck approaching
in the opposite direction with a speed of 20m/s.Calculate the speed of the car relative to that of the truck.
Answer:
60m/s
Explanation:
Whenever two objects are moving in opposite direction the relative speed is obtained by adding the speeds of the two objects.
Here the two vehicles are moving with speed 20m/s and 40m/s .
So the relative speed of the car relative to that of the truck will be,
(40 + 20 ) m/s
60m/s
hope this helps!
what was the original intensity i0, assuming the light started out unpolarized?
The original intensity I0 is the same as the sum of the intensities transmitted through the two filters and is given by I0 = I1 + I2.
The intensity of light transmitted through two polarizing filters with axes at a relative angle θ is given by the Malus' Law equation, I1 = I0cos^2(θ), where I0 is the original intensity of the unpolarized light. Similarly, when the axes are at a relative angle 90.0°-θ, the intensity is given by I2 = I0sin^2(θ).
To find the original intensity I0, we can use the fact that the sum of the intensities transmitted through the two filters is equal to the original intensity. So, I1 + I2 = I0. Substituting the values of I1 and I2, we get:
I0cos^2(θ) + I0sin^2(θ) = I0
Simplifying this equation, we get:
I0(cos^2(θ) + sin^2(θ)) = I0
Since cos^2(θ) + sin^2(θ) = 1, we get:
I0 = I1 + I2 = I0(cos^2(θ) + sin^2(θ)) = I0
Therefore, the original intensity I0 is the same as the sum of the intensities transmitted through the two filters and is given by I0 = I1 + I2.
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complete question:
Suppose I1 is the intensity of light transmitted through two polarizing filters with axes at a relative angle θ, and I2 is the intensity when the axes are at a relative angle 90.0°-θ.
What was the original intensity I0, assuming the light started out unpolarized?
If the light started out unpolarized, then the original intensity i0 would refer to the total intensity of the light before it was polarized.
When light is unpolarized, it vibrates in all possible directions perpendicular to the direction of its propagation. This means that the total intensity of the light is equal to the sum of the intensities of all the individual waves that make it up.
Determining the value of i0 would depend on the specific source of the light and the measurements taken to determine its intensity. However, it is important to note that the polarization of light can affect its intensity. When polarized light is passed through a polarizer, only the component of the light that is parallel to the polarizer's axis is allowed through, which can result in a decrease in intensity. Therefore, if the original intensity i0 was measured after the light had passed through a polarizer, it would not accurately represent the total intensity of the unpolarized light.
The value of i0 would depend on the specific conditions of the unpolarized light source and measurements taken. However, it is important to consider how polarization can affect the intensity of light when making this determination.
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According to the video, what do Electrical Engineers usually study in college? Check all that apply.
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The answer is Math and Science, I also put History and it said that was wrong but Math and Science are correct
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Math & Science
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how does the law of superposition help determine the age of fossils compared to others?