what is the wavelength, in nm , of a photon with energy 0.30 ev ?

The current flowing through resistor R1 since resistors in series have the same current running through them is the current flowing from the battery through the complete circuit.

To find the current flowing through resistor R1, first we need to trаce the current flowing from the bаttery through the complete circuit. The given resistors аre in series, which meаns they аre connected end-to-end, so the sаme current flows through both of them. Thus, the current flowing through the complete circuit is:

I = V/Rtotаl

where I is the current, V is the voltаge of the bаttery, аnd Rtotаl is the totаl resistаnce of the circuit.To find the totаl resistаnce of the circuit, we need to аdd the resistаnces of both resistors in series:

Rtotаl = R1 + R2

Thus, the current flowing through the complete circuit is:

I = V / (R1 + R2)

Now, to find the current flowing through resistor R1, we use Ohm's Lаw, which stаtes thаt the current through а resistor is proportionаl to the voltаge аcross it аnd inversely proportionаl to its resistаnce. Thus:

I1 = V/R1

where I1 is the current flowing through resistor R1. Substituting the vаlue of V from the previous equаtion, we get:

I1 = I * R1 / (R1 + R2)

Therefore, the current flowing through resistor R1 is I1 = I * R1 / (R1 + R2)

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The type of cartilage that can withstand the strongest compression and tension forces is fibrocartilage.

Fibrocartilage is a type of cartilage that is found in areas of the body that are subjected to heavy loads and constant movement. It is made up of dense, fibrous tissue and is able to withstand strong compression and tension forces due to its unique structure.

Fibrocartilage is found in areas such as the intervertebral discs, pubic symphysis, and the knee joint. These areas are subjected to constant pressure and movement, and the fibrocartilage is able to absorb shock and distribute forces evenly. This helps to prevent damage to the surrounding tissues and ensures that the joint or area remains stable.

Fibrocartilage is also important in the healing process of certain injuries, such as a torn meniscus in the knee. When an injury occurs, the body will produce fibrocartilage to help repair the damaged tissue and stabilize the area.

In conclusion, fibrocartilage is the type of cartilage that is able to withstand the strongest compression and tension forces due to its dense, fibrous structure. It plays a crucial role in maintaining stability in areas of the body that are subjected to heavy loads and constant movement, and is also important in the healing process of certain injuries.

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(a) The horizontal force exerted on the ladder by the ground is 196.97 N.

(b) The coefficient of static friction between the ladder and the ground is 0.428.


(a) First, we'll find the torque about the bottom of the ladder. Torque = Force × Distance × sin(Angle). Torque due to firefighter: 830 N × 4.20 m × sin(57°) = 2871.77 Nm.

Torque due to ladder's weight: 520 N × (14 m / 2) × sin(57°) = 3619.83 Nm. Sum of torques = 0, so horizontal force (Fh) = (Torque_firefighter - Torque_ladder) / (14 m × sin(57°)) = 196.97 N.

(b) When on the verge of slipping, the vertical force (Fv) due to friction balances the weight forces.

Fv = 830 N + 520 N = 1350 N.

The force of static friction (Fs) = Fh = 196.97 N. The coefficient of static friction (μs) = Fs / Fv = 196.97 N / 1350 N = 0.428.

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True, it is possible for a fault to have a north-south (N-S) strike and an eastward dip.

Faults can have various orientations and dips depending on the tectonic forces and geological conditions in a particular region. The strike refers to the direction of the fault line on the Earth's surface, while the dip indicates the angle at which the fault plane is inclined from the horizontal. Therefore, a fault can have any combination of strike and dip, including an N-S strike and an eastward dip.

Faults are geological fractures where movement has occurred, and their orientations can vary. A fault with a north-south (N-S) strike means it extends in that direction horizontally. The dip refers to the angle of the fault plane from the horizontal. So, it is possible for a fault to have an N-S strike and an eastward dip.

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HELLO

İ THİNK D

WHY D?

BCUESE SEN COK MALSİN ZAAA DAHA TÜRCE BİLMİYON MK

Answer:

b

Explanation:

light colors deflect ligjt

The heavier car descends first because its rotational inertia (wheels) account for a greater proportion of its mass.

The roller coaster car's mass is unrelated to speed, so doubling the mass would have no impact on the speed of the vehicle. The car with twice the mass will therefore travel at the same speed from top to bottom.

The momentum of an object in motion is calculated by dividing its mass by its speed. An item has a lot of momentum if its mass or speed is greater than 1. A fast-moving car has more momentum than a slow-moving one because they have the same mass.

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Answer:

The answer is C. More water is entering the oceans from melting sea ice than is leaving through evaporation.

Explanation:

Answer:

Option C

Explanation:

Options A and B are false as they do not make sense (it's quite obvious hehe)

Option D is false are when water warms, it doesn't condense:(

Hence, option C is the only correct option:)

The position function with the given initial position is s(t) = 2t³ + t² - 9t.

The velocity function of an object moving along a line is given by:

v(t) = 6t² + 2t - 9,

where s(0) = 0;

we are to find the position function.

Now, to find the position function, we have to perform the antiderivative of the velocity function i.e integrate v(t)dt.

∫v(t)dt = s(t) = ∫[6t² + 2t - 9]dt

On integrating each term of the velocity function with respect to t, we obtain:

s(t) = 2t³ + t² - 9t + C1,

where

C1 is the constant of integration.

Since

s(0) = 0, C1 = 0.s(t) = 2t³ + t² - 9t

The position function is s(t) = 2t³ + t² - 9t and the initial position is s(0) = 0.

Therefore, s(t) = 2t³ + t² - 9t + 0s(t) = 2t³ + t² - 9t.

Hence, the position function with the given initial position is s(t) = 2t³ + t² - 9t.

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Answer:

0.3937008

Explanation:

Answer: 1 centimeter is your answer

I apoligize that this is a late answer , I stumbled upon this post. Good luck to any future veiwers. P.S the picture below is for a similiar question for other students who pressed this post

When we convert 4900mm from two-step dimensional analysis it would be 490 cm and 5.59kL to 5923.667 quarts.

Dimensional Analysis is a technique for analysis where physical quantities are expressed in terms of their basic dimensions and is frequently applied when there is insufficient data to create accurate equations.

As given in the problem we have to convert

4900mm to cm

As we know that there  are 1000 mm in 1 m

1000 mm = 1 m

4900 mm = 4.9 m

1 m = 100 cm

4.9 m = 4.9×100

          =490 cm

As we have to convert 5.59kL to quarts

1 Kiloliter =  1056.69 US liquid quart

5.59kL    = 5.59 ×1056.69 quarts

               =5923.667 quarts

Thus, we converted 4900mm to 490 cm and 5.59kL to 5923.667 quarts.

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Take into account that any conversion factor can be written as a fraction in which you have the equivalence in the numerator and denominator.

b. 1 mile = 1.61 kilometer

By using the abbreviated form mi as mile and km as kiometer, you can write:

c. 4 cups = 1 quart

Answer:

B. Liquids

Explanation:

Just had this question on my test.

Hope this helps :)

Not all comet nuclei become active, comets have highly elliptical orbits, and can be obscured by other celestial bodies.

Despite the fact that stargazers gauge that there might be a trillion comet cores circling past Pluto, we don't see more comets in that frame of mind because of different elements. To begin with, not all comet cores become dynamic and form into comets. Second, numerous comets have profoundly circular circles that benefit them from the inward planetary group, where they are not apparent from Earth. Third, comets can be darkened by other heavenly bodies, like planets or stars. At last, numerous comets have extremely lengthy orbital periods, requiring hundreds or even millennia to finish a solitary circle, and hence may not be apparent during a human lifetime. Furthermore, the brilliant comets that are noticeable from Earth are frequently generally uncommon and happen inconsistently, making them much more extraordinary and energizing to see when they do show up.

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Answer:

\(\boxed {\boxed {\sf 2 \ m/s^2}}\)

Explanation:

Acceleration can be found by dividing the change in velocity by the time.

\(a=\frac{\Delta v}{t}\)

The time is 1.25 seconds.  The change in velocity is the difference between the initial velocity and the final velocity.

\(\Delta v= 2.5 \ m/s\\t=1.25 \ s\)

Substitute the values into the formula.

\(a=\frac{2.5 \ m/s}{1.25 \ s}\)

Divide.

\(a=2 \ m/s^2\)

The sprinter's average acceleration is 2 meters per second squared.

Answer: 2 m/s^2

Explanation: Hope this helps :)

Answer:

the answer is c cirrus clouds

Explanation:

Answer:

True

Explanation:

Answer:

The required acceleration is \(a=1.1\) m/s²

Explanation:

Given

To determine

Acceleration a = ?

We know that acceleration is produced when a force is applied to a body.

The acceleration can be determined using the formula

\(F = ma\)

where

now substituting F = 250 , and m = 221 in the formula

\(F = ma\)

\(250 = 221 (a)\)

switch the equation

\(221(a) = 250\)

Divide both sides by 221

\(\frac{221a}{221}=\frac{250}{221}\)

simplify

\(a=\frac{250}{221}\)

\(a=1.1\) m/s²

Therefore, the required acceleration is \(a=1.1\) m/s²

Answer:

(1) - v(t) = 9.18t - 1.12

(2) - a(t) = 9.18 m/s²

Explanation:

We are given the position function, y(t) = 4.59t² - 1.12t + 0.03. We are asked to determine the following:

\(\hrulefill\)

To find the velocity function simply take the derivative of the position function.

y'(t) = v(t) = 9.18t - 1.12

Using the graph we can find the object's initial velocity by pugging in t=0.220 s.

=>  v(0.220) = 9.18(0.220) - 1.12

=>  v(0.220) = 0.8996 m/s \(\hrulefill\)

To find the acceleration function either take two derivatives of the position function or one of the velocity function.

y''(t) = v'(t) = a(t) = 9.18 m/s²

Thus, the object is speeding up with constant acceleration.

Answer:

A frog has four digits on its fore legs

A frog has five digits on its hind legs

Explanation:

Biologically, digits refer to the fingers and toes of animals (mostly vertebrates).

A frog is known to have only four digits on its fore limbs (which are not webbed). They usually use this for steering themselves in the water.

A frog also has five digits on each of its hind legs. These are webbed, and are used for swimming in water.

The Answer is A. True

I took the Quiz

Answer: Heat and Light

Explanation:

To find the Thevenin voltage (VTh) without using Kirchhoff's voltage law (KVL) or Kirchhoff's current law (KCL), we can apply the voltage divider rule. The voltage divider rule states that the voltage across a resistor in a series circuit is proportional to its resistance.

In Figure 8-82, we need to determine the current through the load RL. To do this, we first find the Thevenin voltage (VTh) which is the open-circuit voltage across the load terminals. Here's how we can find it using the voltage divider rule:

Identify the two resistors in series: The 5.6 kQ resistor and the 15 kQ resistor.
Calculate the total resistance (RT) of the series combination: RT = 5.6 kQ + 15 kQ = 20.6 kQ.
Identify the resistor across which you want to find the voltage: In this case, it is the 15 kQ resistor.
Apply the voltage divider rule: \(VTh = (R2 / (R1 + R2)) * VSource\).
  - Substitute the values: \(VTh = (15 kQ / (5.6 kQ + 15 kQ)) * 32 V\).
  - Simplify the expression:\(VTh = (15 kQ / 20.6 kQ) * 32 V\).
  - Calculate VTh:\(VTh ≈ 23.44 V\).
Therefore, the Thevenin voltage (VTh) is approximately 23.44 V.
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The lowest rock layer is a layer that must be rich in organic matter that was subjected to heat and pressure over time during the formation of oil and gas.

The lowest rock layer can be explained as;

The lowest rock layer refers to the lowermost part of the Earth's mantle, which is a thin rock layer (approximately 250 km).

In the Earth, the layers of rocks are progressively deposited, thereby pressing them to the bottom to generate sedimentary rocks.

The lowest rock layers on the bottom must be rich in organic matter to form fossil fuels.

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The resistance of the electric heating element can be determined using Ohm's law, which states that resistance (R) is equal to voltage (V) divided by current (I). In this case, the voltage across the element is given as 232 volts and the current flowing through it is 19 amperes. The correct option is 12 ohms.

Applying Ohm's law, we calculate the resistance as:

R = V / I

R = 232 volts / 19 amperes

R ≈ 12 ohms

Therefore, the resistance of the element is approximately 12 ohms. This means that for every ampere of current flowing through the element, there is a voltage drop of 12 volts. The resistance value of 12 ohms indicates that the element has a moderate level of electrical resistance, which allows it to generate heat efficiently when current flows through it. Thus, the correct option is 12 ohms.

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Answer:20Hz to 20000Hz

Explanation:

Humans can detect sounds in a frequency range from about 20 Hz to 20 kHz.

Answer:

C) Both trucks start to move in the direction of the truck with higher speed.

Explanation:

Answer:

C) Both trucks start to move in the direction of the truck with higher speed.

Explanation:

The truck will move in the direction with the greatest momentum. Factors affecting momentum is mass & velocity (speed)

Hope this helps!

Answer: calculate the free fall distance and velocity without air resistance from, the free fall.

Explanation:

To find out something's speed (or velocity) after a certain amount of time, you just multiply the acceleration of gravity by the amount of time since it was let go of. So you get: velocity = -9.81 m/s^2 * time, or V = gt. The negative sign just means that the object is moving downwards

The static thrust of the turbojet engine mounted on a stationary test stand at sea level, with inlet and exit areas at 1.0 atm and 800 K respectively, is b.) Thrust 32680N.

To calculate the static thrust of the engine, we can use the ideal rocket equation:

Thrust = mass flow rate * exhaust velocity

The mass flow rate can be calculated using the equation:

mass flow rate = air density * inlet area * inlet velocity

The exhaust velocity can be approximated as the exit area times the exit velocity.

Given that the engine is mounted on a stationary test stand at sea level, we can assume the inlet velocity is zero. Additionally, we know the inlet and exit areas, as well as the atmospheric pressure at sea level.

By calculating the mass flow rate and the exhaust velocity using the provided information and plugging them into the ideal rocket equation, we arrive at the static thrust of approximately 32680N.

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