The minimum stopping distance for a car traveling at a speed of 30 m/s, including the distance traveled during the driver's reaction time of 0.50 s, is the sum of the distance traveled during the reaction time (15 m) and the distance traveled under braking (3600 m), which equals 3615 m.
The minimum stopping distance can be calculated by adding the distance traveled during the reaction time to the distance traveled under braking.
Distance traveled during the reaction time:
During the reaction time, the car continues to move at its initial speed before the brakes are applied. The distance traveled during this time can be calculated using the formula:
Distance = Speed × Time
Initial speed (u) = 30 m/s
Reaction time (t) = 0.50 s
Distance during reaction time = 30 m/s × 0.50 s
= 15 m
Distance traveled under braking:
The distance traveled under braking can be calculated using the formula:
Distance = (Speed² - Initial Speed²) / (2 × Acceleration)
In this case, the car is coming to a stop, so the final speed is 0 m/s. Therefore, the formula simplifies to:
Distance = (Initial Speed²) / (2 × Acceleration)
Initial speed (u) = 30 m/s
Final speed (v) = 0 m/s
Using the equation Distance = (u²) / (2 × a), we can rearrange it to solve for acceleration (a):
a = (u²) / (2 × Distance)
Given that the total stopping distance is 60 m, we can calculate the acceleration:
Acceleration = (30 m/s)² / (2 × 60 m)
= 15 m²/s² / 120 m
= 0.125 m/s²
Now, we can calculate the distance traveled under braking:
Distance = (Initial Speed²) / (2 × Acceleration)
Distance = (30 m/s)² / (2 × 0.125 m/s²)
= 900 m²/s² / 0.25 m/s²
= 3600 m
The minimum stopping distance for a car traveling at a speed of 30 m/s, including the distance traveled during the driver's reaction time of 0.50 s, is the sum of the distance traveled during the reaction time (15 m) and the distance traveled under braking (3600 m), which equals 3615 m.
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Why do some organisms never turn into fossils?
A. They are far too large to be buried in the ground.
B. They are made mostly of soft tissues.
C. They contain too much protein to be preserved.
D. They contain chemicals that prevent the hardening of their bodies.
Answer:
The answer is B.
Explanation:
Since they are made up of soft tissues, they decompose become they become fossils.
HELP If a skater has a mass of 55 kg and the maximum height the skater can reach is 10 m, then what will be the velocity of the skater if they skate down to a height of 5 m?
please if someone could explain this to me, that'd be appreciated :)
Hello, for this applicate formula:
Vf² = Vo² + 2gh
Data:
Vf = Final Velocity = ¿?
Vo = Initial veloctiy = 0 m/s
g = Gravity = 9,81 m/s²
h = Height = 5 m
Replacing according our data:
Vf² = 0 m/s² + 2(9,81 m/s²)(5 m)
Vf² = 98,1 m²/s²
Vf = √98,1 m²/s²
Vf = 9,9 m/s
The final velocity will be 9,9 meters per second.
The answer is 9.9 m/s
How can chemical energy be converted into mechanical energy?
Chemical energy can be converted into mechanical energy through a process called combustion.
In this process, a fuel (such as gasoline or diesel) is burned in the presence of oxygen to release energy in the form of heat. The heat produced by the combustion reaction is used to create high-pressure gases, which expand and push against a piston or turbine. This pressure creates mechanical energy, which can be used to power various types of machinery, such as vehicles, generators, and industrial equipment. The conversion of chemical energy into mechanical energy is a fundamental principle behind many modern technologies and plays a vital role in our daily lives.
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Rahul is carrying 20 bricks of 10 N each for 30m distance in ½ minutes
time, calculate his power.
Answer: 400 watt
Explanation: Force(f)=20×10N=200N
Displacement (d)=100m
Time(t)=50 sec
We have,
Power=F×d_t=200×100_50
Ans=400 watt
Answer:
Explanation:
Equations
You need two equations.
P = W / delta time
W = F * d
Givens
F = 20 * 10N The 10 Newtons is what is important.
d = 30 m
t = 1/2 minute = 30 seconds
Solution
W = F * d
W = 20*10N * 30 m
W = 6000 Joules
Power
Power = Work/time
Power = 6000 joules / 30 seconds
Power = 200 watts
Note a watt is a Joule / second.
Why was Mistahimaskwa worried about Treaty 6?
Mistahimaskwa, also known as Big Bear, was a Cree leader who lived in what is now Canada during the late 19th century. He was worried about Treaty 6, a treaty that was signed between the Canadian government and several First Nations in 1876.
Mistahimaskwa was concerned about the implications of the treaty for the traditional way of life of his people. The treaty granted the Canadian government control over vast tracts of land, including areas that were important for hunting and fishing. In exchange, the government promised to provide certain goods and services to the First Nations signatories. Mistahimaskwa was skeptical about the government's promises, and he feared that the treaty would result in the loss of his people's independence and autonomy. He also believed that the treaty would lead to conflicts between different First Nations groups, as they competed for resources and territory. Ultimately, Mistahimaskwa's fears were borne out, as the treaty failed to protect the rights and interests of the First Nations signatories. Many of the promises made by the government were not kept, and the treaty contributed to the displacement and marginalization of Indigenous peoples in Canada.
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Explain how humans produce speech sounds
The human vocal apparatus is an incredibly complex and efficient machine. The production of speech sounds begins with the diaphragm, a large, flat muscle located at the bottom of the lungs. When the diaphragm contracts, it increases the volume of the thoracic cavity and forces air into the lungs. The air then passes through the larynx, or voice box, which contains the vocal cords. The vocal cords are two thin bands of tissue that vibrate when air passes through them. The pitch of the resulting sound is determined by the tension of the vocal cords.
The sound of the vibrating vocal cords is then amplified by the resonating cavities of the head and mouth. The shape of the mouth cavity plays a significant role in the production of speech sounds. For example, the placement of the tongue, teeth, and lips all contribute to the creation of different vowel sounds. The hard and soft palate, along with the tongue, also help to create different consonant sounds.
What did Bohr’s model of the atom include that Rutherford’s model did not have?
a nucleus
energy levels
electron clouds
smaller particles
Answer:
Energy levels
Explanation:
Bohr gave the model for the atom.
He said that the atom consists of the energy levels in which the electrons are moving in particular orbits.
The maximum number of electrons occupied in the energy level is .
Rutherford's model gave the location of the nucleus in the atom.
J.J Thomson discovered the electrons.
Therefore, Bohr's model included that Rutherford's model did not have energy level.
Answer:
The correct answer to this would be energy levels.
HELP!!!
Which of the following statements is true about magnets?
A. The molecules of the atom are unaligned
B. The orientation of atoms does not affect a magnet
C. The north pole is stronger than the south pole
D. The molecules of the atom are all aligned
Giving brainliest to the correct answer! (If both are correct I'll give whoever answered correctly 1st brainliest!)
Answer:
Explanation:
A is not correct. That means that D is since they offer exactly the opposite meanings.
C is rubbish. One pole could not be stronger than the other. Heaven help us if touched the stronger pole.
B the very point of a magnet is that it does matter how the atoms are orientated.
(THIS IS ASTRONOMY)
A group of older stars that cluster together in a spherical shape and can contain up to one million stars per cluster is called:
A globular cluster
Open clusters
Spherical clusters
Accretion
Answer:
the answer to this question is A globular cluster
What is a disruption or change that is happening to the body that causes it to sweat ?
Answer:
the hypothalamus part of your brain sends a message to your body telling it to sweat.
When your internal temperature rises, your sweat glands release water to the surface of your skin.
If the potential energy of a roller coaster is 60,000 J at the highest point, what is its kinetic energy at the lowest point?
Answer:
60 000 J
Explanation:
The PE will be converted to KE entirely (if the lowest point is ground level)
a coil 4.15 cmcm in radius, containing 500 turns, is placed in a uniform magnetic field that varies with time according to b
As a result, the magnetic field changes throughout time. The coil's resistance is 640 ohms.
What is magnetic field?An electric charge, an electric current, and magnetic materials are all affected magnetically by a magnetic field, which is a vector field. A moving charge in a magnetic field is subject to a force that is perpendicular to the magnetic field and has its own speed. The magnetic field is the area that is affected by magnetism and is located around a magnet. When describing the distribution of the magnetic force within and around a magnetic object in nature, the magnetic field is a useful tool.
How does the magnetic field work?Similar poles repel one another, whereas diametrically opposed poles are attracted together. When an iron object is brushed against a magnet, its atoms' north-seeking poles align in the same direction. The force that the aligned atoms generate creates a magnetic field. The iron object has transformed into a magnet.
Briefing:Given that,
Coil's radius, r = 4.2 cm
N is the coil's turn count, which is 500.
The following equation provides the magnetic field:
The coil's resistance is 640 ohms.
The size of the coil's induced emf as a function of time must be determined. It's origin is:
Due to that,
Coil's radius, r = 4.2 cm
N is the coil's turn count, which is 500.
The magnetic field is described by the formula:
B=1.2×〖10〗^(-2) t+2.6×〖10〗^(-5) t^4
The coil's resistance is 640 ohms.
The size of the induced emf in the coil as a function of time must be determined. It is provided by:
€=(-dΦ)/dt
€=(-d(NBA))/dt
€=Nπr^2 (-dB)/dt
€=Nπr^2×(-d(1.2×〖10〗^(-2) t+〖2.6×10〗^(-5) t^4)/dt
€=Nπr^2×(1.2×〖10〗^(-2) t+10.4×〖10〗^(-5) t^3
€=500π×(4.2×〖10〗^(-2) )^2×(1.2×〖10〗^(-2)+10.4×〖10〗^(-5) t^3)
€=2.77(1.2×〖10〗^(-2)+10.4×〖10〗^(-5) t^3 )V
This is the necessary solution as a result.
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The correct the question
A coil 4.20 cm radius, containing 500 turns, is placed in a uniform magnetic field that varies with time according to B=( 1.20×10−2 T/s )t+( 2.60×10−5 T/s4 )t4. The coil is connected to a 640-Ω resistor, and its plane is perpendicular to the magnetic field. You can ignore the resistance of the coil.
a)Find the magnitude of the induced emf in the coil as a function of time.
in your own words provide two advantages of using meters as a measurement of length rather than old measurements of length such as hands or steps
Answer:
First, the meters is the unit used in almost all the world today.
Then using meters as your unit will be easier to read and interpret for a larger number of people than if you use an older system, like hands or steps.
And because of the fact that almost all the world uses the meter as the unit for length, almost all the equations and formulas are written in meters.
Precision: The meter is exactly defined as:
"The length of the path traveled by light in a vacuum in 1/299,792,458 of a second"
So the meter is an exact (and accepted) unit.
Then using this unit for measures of length also provides some " legitimacy" for you measure.
what is the weight of a 80kg mass placed on the surface of the earth yake9.8m/s2
Answer:
48gk
Explanation:
is the mechanical energy of the shuttle-earth system when the shuttle lands greater than, less than, or the same as when it is in orbit?
the mechanical energy of the shuttle-earth system when the shuttle lands less than when it is in orbit.
Mechanical energy is a matter of physical science. It’s the energy of an object that moves. All systems use mechanical energy to function, and we witness the energy of motion in our daily life. The Space Shuttle is the first reusable spacecraft and spacecraft that can carry large satellites both from and to orbit. It launches like a rocket in order to move int the Earth's orbit like a spacecraft, and at last lands down like an airplane. . The Space Shuttle consists of three components: A large External Tank functions to hold fuel for the main engines, then the Orbiter, which basically houses the crew; and last the two Solid Rocket Boosters which provide the Shuttle's lift for the first two minutes of flight. All of the components are reused but for the external fuel tank, which burns up within the climate after each dispatch.
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IF YOU ANSWER THESE 2 QUESTIONS! I WILL GIVE YOU BRAINEST!!! 15 POINTS!!!
1. Fiona has met her goal of exercising 150 minutes a week. She has kept it up for six months and is sure that it is now solidly part of her weekly routine. Since she feels successful, she does not think that she needs to reflect. What is the BEST advice for Fiona?
A.
She does not need to reflect since she is content.
B.
She needs to see whether her doctor thinks she is doing enough.
C.
She clearly reflected before she started her routine, so she is done.
D.
She should reflect and see if there is anything she can improve on.
2. Wendy has been going to the gym more lately, and she tends to be very sore the next day. She is pleased with the results she is seeing and is taking small steps so that she does not injure herself. What is the BEST way to eliminate the soreness?
A.
Stop working out until it goes away.
B.
Change the kind of exercise she is doing.
C.
Spend more time stretching after her workout.
D.
Ramp up her exercise so that she does not have time to be sore.
PLEASE NO LINKS
Answer:
1. a
2. c [and maybe before]
Explanation:
Have a great day! Byeeee
Assume the light wave directed at the paper is white light and the paper contains pigments that absorb the wavelengths of red-orange-yellow-green-blue-indigo-violet. What color will the paper appear to human eyes?
A) black
B) brown
C) green
D) white
If the light wave directed at the paper is white light and the paper contains pigments that absorb the wavelengths of red, orange, yellow, green, blue, indigo, and violet, the paper will appear black to human eyes.
When an object absorbs all the wavelengths of light that are visible to the human eye, it appears black because it is not reflecting any light back to the viewer.
Convert 250mm to kilometers using conversion factor
Answer:
0.00025 kilometers
Explanation:
divide the length value by 1e+6
Answer:
250 mm = 0.00025 km.
Explanation:
250 mm equal 0.00025 km
Conversion details
To convert mm to km use the following formula:
1 mm equals 0.000001 km
So, to convert 250 mm to km, multiply 0.000001 by 250 i.e.,
250 mm = 0.000001 * 250 km = 0.00025 km
(hope this helps can i plz have brainlist :D hehe)
a physical pendulum consists of a meter stick that is pivoted at a small hole drilled through the stick a distance d from the 50 cm mark. the period of oscillation is 2.5 s. find d.
The physical pendulum consists of a meter stick that is pivoted at a small hole drilled through the stick a distance 0.056mfrom the 50 cm mark
The period of a physical pendulum is given by T = 2π √(L/g), where L is the length of the pendulum and g is the acceleration due to gravity. We can use this formula to find the distance d.
To find d, we use the formula:
T = 2π √(L/g)
Where T is the period, L is the length of the pendulum, and g is the acceleration due to gravity.
We know that T = 2.5 s, g = 9.8 \(m/s^2\) and L is the distance from the pivot point to the center of gravity of the pendulum which is the 50 cm mark on the meter stick, so L = 0.5m.
We can rearrange the formula to solve for d :
d = L * √(\(T^2/4$\pi^2\) -1/g)
With the given values we can substitute in the formula
d = 0.5* √(\(2.5^2/4$\pi^2\) -1/9.8)
d = 0.056m
Therefore, The distance d from the 50cm mark is approximately 0.056m.
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Calculat the amount of current DAT must flow for 50mins through a solution of silver trioxonitrate (v) solution to deposit 2 mole of silver
(Ag = 108, Faraday's constant = 96500C mol-1
The current amount required for 50 minutes of flowing DAT through a solution of silver trioxonitrate (V) solution to deposit 2 moles of silver is 64.3 Amperes, calculated using the formula current= charge/time.
The current amount required for 50 minutes of flowing DAT through a solution of silver trioxonitrate (V) solution to deposit 2 moles of silver can be calculated by using the formula I = Q/t where Q is the charge required and t is the time taken. For the deposition of 1 mole of silver, the charge required would be 96485 C, and for the deposition of 2 moles of Ag, the charge required would be 96485 x 2 = 192970 C. The current flowing through the solution for 50 minutes is 64.3 Amperes.
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a camera lens with index of refraction 1.50 is coated with a thin transparent film of index of refraction 1.40 to eliminate by interference the reflection of light of wavelength 613.0 nm that is incident perpendicularly on the lens. what minimum film thickness is needed?
A minimum film thickness of 179.5 nm is needed to eliminate the reflection of light with a wavelength of 613.0 nm incident perpendicularly on a camera lens with an index of refraction of 1.50 coated with a thin transparent film of index of refraction 1.40 by interference.
When light travels from one medium to another, some of the light is reflected. To minimize this reflection, a thin film of a different refractive index can be applied to the surface of the lens. By controlling the thickness of the film, the reflected light can be eliminated through interference. In this case, a film with an index of refraction of 1.40 must be applied to a lens with an index of refraction of 1.50 to eliminate the reflection of light with a wavelength of 613.0 nm. The minimum thickness of the film required to achieve this interference effect is 179.5 nm, which is determined by the wavelength of the incident light and the refractive indices of the lens and film.
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Which of the following is fundamentally different from the others?
Answer
X-rays
gamma rays
sound waves
light waves
radio waves
Fundamentally, sound waves differ from other waves.
Electromagnetic waves include radio waves, light waves, and X-rays.
Which of the following wave types differs fundamentally from the other four?Which of the following stands apart from the others fundamentally? Reasoning: Mechanical waves are what make up sound. The remaining responses involve EM waves, which are NOT mechanical waves.
What distinguishes radio waves from light waves in their fundamental properties?Light and radio waves are both electromagnetic waves; their primary distinction is in their frequency. While the oscillations of the electrons within atoms produce light waves, radio waves are produced by the acceleration of electrons in a radio antenna.
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A skateboarder traveling at 7.0 meters per second rolls to a stop at the top of a ramp in 3.0
seconds. What is the skateboarder's acceleration?
The acceleration of the skateboarder is calculated out to bbe -2.33 m/s^2, when travelled at 7 meters per second.
What is acceleration and how it calculated out to be -2.33 m/s^2?As we have studied earlier also acceleration is the measure of change in velocity per unit time.Here is given the initial velocity 7 m/s , it is coming to a stop at the top of a ramp . And the time is given 3 seconds.Using the equation a = final velocity - initial velocity / time , we get the acceleration to be -2.33 m/s^2.The skateboarder's acceleration when travelled at 7 meters per second rolls to a stop at the top of a ramp in 3 seconds is calculated out to be -2.33 m/s^2.To know more about acceleration visit:
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A 14.0-m uniform ladder weighing 520 N rests against a frictionless wall. The ladder makes a 57.0 angle with the horizontal. (a) Find the horizontal forces the ground exerts on the base of the ladder when an 830-N firefighter has climbed 4.20 m along the ladder from the bottom. (b) If the ladder is just on the verge of slipping when the firefighter is 9.20 m from the bottom, what is the coefficient of static friction between ladder and ground?
(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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If a train approaches you (sitting in the bench ) at a velocity of 35 m/s, what frequency will you hear as it sounds its whistle at 188 Hz? speed of sound= 345 m/sA) 188 HzB) 170.7 HzC) 209.2 HzD) 202.7 Hz
Given:
The speed of the train is,
\(v_s=35\text{ m/s}\)The actual frequency of the whistle is,
\(f=188\text{ Hz}\)The speed of sound in air is,
\(v=345\text{ m/s}\)To find:
The frequency heard by the observer
Explanation:
The apparent frequency when the train approaches the observer is given by,
\(\begin{gathered} f_{apparent}=f\frac{v}{v-v_s} \\ =188\times\frac{345}{345-35} \\ =188\times\frac{345}{310} \\ =209.2\text{ Hz} \end{gathered}\)Hence, the frequency heard by you is 209.2 Hz.
The proportions and arrangement of atoms in any compound are always
the same
or
different
What is the correct definition of the word clan?
a.
a cluster of multistory structures made out of adobe
b.
a large family, or group of families, related through common ancestory
c.
a portable dome or arch shaped home made out of wooden sticks and covered in animal skin, mud, or grass
d.
religious leader who was believed to have the power to heal as well as predict and control future events
Please select the best answer from the choices provided
A
B
C
D
The steel used for piano wire has a breaking (tensile) strength pT of about 3×109N/m2 and a density rho of 7800kg/m3.
Part A
What is the speed c of a wave traveling down such a wire if the wire is stretched to its breaking point?
Express the speed of the wave numerically, in meters per second, to the nearest integer.
c =
m/s
Part B
Imagine that the wire described in the problem introduction is used for the highest C on a piano (C8≈4000Hz). If the wire is in tune when stretched to its breaking point, what must the vibrating length of the wire be?
Express the length numerically, in centimeters, using three significant figures.
L = cm
Part A:
To find the speed of a wave traveling down the wire when it is stretched to its breaking point, we can use the formula for the wave speed (c):
c = √(pT / ρ)
Where:
- pT is the breaking (tensile) strength of the wire (3×10^9 N/m²)
- ρ is the density of the wire (7800 kg/m³)
Plugging in the given values:
c = √(3×10^9 N/m² / 7800 kg/m³)
Calculating the square root:
c ≈ 19245 m/s
Therefore, the speed of the wave traveling down the wire when it is stretched to its breaking point is approximately 19245 m/s.
Part B:
To find the vibrating length of the wire when it is in tune for the highest C on a piano (C8 ≈ 4000 Hz), we can use the formula for the wavelength (λ) of a wave:
λ = c / f
Where:
- c is the speed of the wave (19245 m/s, as calculated in Part A)
- f is the frequency of the wave (4000 Hz)
Since the wire is in tune, the wavelength should be equal to twice the length of the vibrating wire:
2L = λ
Plugging in the values:
2L = c / f
2L = 19245 m/s / 4000 Hz
Calculating:
2L ≈ 4.81 m
Converting the length to centimeters:
L ≈ 240.5 cm
Therefore, the vibrating length of the wire when it is in tune for the highest C on a piano is approximately 240.5 cm.
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ANSWER PLEASE!!! I NEED THE HORIZONTAL DISPLACEMENT!!!! A small plane is flying at 85 m/s as it passes directly over your brand-new car when a passenger drops his backpack. It takes 9 seconds for the backpack to fall to the ground. You are very worried that the backpack will land on your new car and you wonder if you should move it. What will be the horizontal displacement of the backpack as it fall? Should you move your car?
Answer: Δx = vxt = (85 m/s)(9s) = ? m
Explanation:
If the plane is in level flight,
Δx = vxt = (85 m/s)(9s) = ? m
Note that if Δx ≠ 0, it will not land on the car.
The values for the horizontal displacement and repositioning of the car are;
As it falls, the backpack will have a maximum horizontal displacement (away from the car) of 795 meters
The car should remain in its current position; Do not move the car
The reason the above values are correct is as follows;
The known information about the airplane, the backpack and the car are;
The speed of the airplane = 85 m/s
The time it takes the backpack to fall to the ground, t = 9 seconds
The position of the airplane when the backpack is dropped = Directly over the brand new car
Required:
The horizontal displacement of the backpack as it fallsShould the car be movedSolution to the first question:
The horizontal displacement of the backpack = Horizontal velocity × Time, t
According to Newton's First Law of motion, the velocity of the backpack at the point it was dropped is the same as the velocity of the airplane
Given that the velocity of the airplane given is the horizontal velocity, we have;
The horizontal velocity of the backpack = 85 m/s
The displacement of the backpack = 85 m/s × 9 s = 795 m
The horizontal displacement of the backpack as it falls = 795 meters in front of the carSolution to the second question:
Given that the backpack will land 795 meters in front, away from the car, the car is safe if it remains in its current position
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Difference between streamline and turbulent flows
IT IS A VERY ABSURD QUESTION. STREAM LINE IS AN IMAGINARY LINE AND IF YOU DRAW TANGENT TO IT YOU WILL GET THE DIRECTION OF VELOCITY.COLLECTION OF STREAM LINES ARE CALLED STREAMTUBE.TURBULENT FLOW IS A FLOW WHERE STREAMLINES ARE NOT PARALLEL AND THEY CROSS EACH OTHER.FOR TURBULENT FLOW IN PIPE REYONLS NUMBER IS MORE THAN 4000 AND REYONLS NUMBER IS NOTHING BUT THE RATIO BETWEEN VISCOUS FORCE AND GRAVITY FORCE.AS LONG AS VISCOUS FORCE PREDOMINATES THE FLOW BECOMES LAMINAR.TURBULENT FLOW IS A ROUGH FLOW AND VELOCITY IS MUCH HIGHER THAN THE LAMINAR FLOW.REYNOLD NUMBER IS THE RATIO BETWEEN THE PRODUCT OF MASS DENISY,VELOCITY AND PIPE DIAMETER TO THE COEFFICIENT OF DYNAMIC VICOSITY.FOR TURBULENT FLOW THE VELOCITY INCREASE GRADUALLY AND THE VALUE OF REYNOLDS NO INCREASES.OTHER PARAMETERS ARE CONSTANT AND EVEN IT IS ASSUMED THE TEMPERATURE IS ALSO CONSTANT.TURBULENT FLOW LUMP OF MASS IS INTERCHANGED BETWEEN DIFFERENT LAYERS OF THE FLOW. IS AN INDISCIPLINED FLOW.
Answer:
The smooth flow of a fluid, with velocity smaller than certain critical velocity (limiting value of velocity), is called streamline flow or laminar flow of a fluid.When a liquid flows such that each particle of the liquid passing a point moves along the same path and has the same velocity as its predecessor then flow is said to be streamlined flow. Streamline flow, also known as laminar flow, occurs in fluid substances. It is described as a flow where there is no mixing of layers, no turbulence, and no fluctuations in the velocity of the fluid particles, all of them remain constant. In contrast, to streamline flow, another flow is known as turbulent flow.
The irregular and unsteady flow of a fluid when its velocity increases beyond critical velocity are called turbulent flow.When the speed of the moving liquid, exceeds the critical speed vc, the motion becomes turbulent.