What are the 3 equation of motion ? -Physics

What are the 3 equation of motion ? -Physics
by

1 Answer

Answer :

The 3 equation of motion is: 1st ->  v=u + at 2nd -> s=ut +1/2at² 3rd -> 2as=v² - u²
by

Related questions

Class 9th CBSE Physics CBQ'S (Case Base Study) Motion -Physics

Description : Class 9th CBSE Physics CBQ'S (Case Base Study) Motion -Physics

Last Answer : Any change in the velocity of an object results in an acceleration: increasing speed (what people usually mean when they say acceleration), decreasing speed, or changing direction. Yes, that's right, a change in the direction of ... -------------------------- More questions to be added shortly...

Class 9th CBSE Physics CBQ'S (Case Base Study) Force and Laws of Motion -Physics

Description : Class 9th CBSE Physics CBQ'S (Case Base Study) Force and Laws of Motion -Physics

Last Answer : Isaac Newton's First Law of Motion describes the behavior of a massive body at rest or in uniform linear motion, i.e., not accelerating or rotating. The First Law states, "A body at rest will remain at rest, and a body in ... -------------------------------- More questions to be added shortly...

What is the motion of a pendulum? -Physics

Description : What is the motion of a pendulum? -Physics

Last Answer : Oscillatory motion

A car is moving in a straight path. What is the motion of the car? -Physics

Description : A car is moving in a straight path. What is the motion of the car? -Physics

Last Answer : Rectilinear motion or straight line motion

Albert Einstein received the Nobel prize in physics for his work on: w) gravitation x) relativity y) photoelectric effect z) Brownian motion

Description : Albert Einstein received the Nobel prize in physics for his work on: w) gravitation x) relativity y) photoelectric effect z) Brownian motion

Last Answer : ANSWER: Y -- PHOTOELECTRIC EFFECT

What is the third equation of motion ?

Description : What is the third equation of motion ?

Last Answer : Third formula: Every action has equal and opposite reaction.

What is the equation of motion ?

Description : What is the equation of motion ?

Last Answer : An equation that can solve various problems related to the motion of a moving object is called a motion equation.

The first equation of motion gives the relation between : (1) Position and time (2) Position and Velocity (3) Velocity and time (4) Velocity and acceleration

Description : The first equation of motion gives the relation between : (1) Position and time (2) Position and Velocity (3) Velocity and time (4) Velocity and acceleration

Last Answer : (3) Velocity and time Explanation: The equation v = u + at is called Newton's first equation of motion, where, u = Initial velocity, v = Final velocity, a = acceleration and t = time.

Equation of motion can be used for A. straight line motion only B. curved motion only C. motion along the circular path D. all types of motion

Description : Equation of motion can be used for A. straight line motion only B. curved motion only C. motion along the circular path D. all types of motion

Last Answer : straight line motion only

The equation, X = A cos(wt + f) (read: X equals A times the cosine of omega t + phi (fee)), can represent an expression for: w) accelerating due to gravity x) uniform straight line motion y) dc current z) a simple harmonic oscillator

Description : The equation, X = A cos(wt + f) (read: X equals A times the cosine of omega t + phi (fee)), can represent an expression for: w) accelerating due to gravity x) uniform straight line motion y) dc current z) a simple harmonic oscillator

Last Answer : ANSWER: Z -- A SIMPLE HARMONIC OSCILLATOR

Can non uniform linear motion be accelerated ? -Physics 9th

Description : Can non uniform linear motion be accelerated ? -Physics 9th

Last Answer : Yes, the statement is correct. In a uniform linear motion, there is no change in the magnitude or direction i.e., velocity is constant, hence there will be no acceleration. Further, in a ... motion, the direction of motion changes at each point.. Hence, the uniform circular motion is accelerated.

The velocity-time graph shows the motion of a cyclist. Find (i) its acceleration (ii) its velocity (iii) the distance covered by the cyclist in 15 seconds Numerical Questions and answers on Motion for Class 9 physics -Science

Description : The velocity-time graph shows the motion of a cyclist. Find (i) its acceleration (ii) its velocity (iii) the distance covered by the cyclist in 15 seconds Numerical Questions and answers on Motion for Class 9 physics -Science

Last Answer : (i) We can see from the graph that velocity is not changing So,acceleration is equal to zero. (ii) By Reading the graph, velocity = 20 m/s (iii) Distance covered in 15 seconds, s=u×t=20×15=300s=u×t=20×15=300 m

Numerical Questions and answers on Motion for Class 9 physics a. What is the distance travelled by the SUV is first 2 seconds? b. What is the braking force at the end of 5 seconds to bring the SUV to a stop within one seconds? -Science

Description : Numerical Questions and answers on Motion for Class 9 physics a. What is the distance travelled by the SUV is first 2 seconds? b. What is the braking force at the end of 5 seconds to bring the SUV to a stop within one seconds? -Science

Last Answer : a. The distance travelled by the SUV is first 2 seconds = Area of ΔABEΔABE =12 AE BE=12 AE BE =12 2 15=15m=12 2 15=15m b. Acceleration will be given by the slope of the line CD a=0−156−5= ... =−15m/s2 Now mass of the SUV =1000 Kg Braking Force will be F=ma=1000 −15=−15000NF=ma=1000 −15=−15000N

When the force acts at right angle to the direction of motion, what is the work done by the force -Physics 9th

Description : When the force acts at right angle to the direction of motion, what is the work done by the force -Physics 9th

Last Answer : Let F is the force applied and s is the displacement produce and the angle between force and displacement is θ The work done by this force is given as FW = Fs Cosθ Its unit is joule

The branch of physics that deals with the motion of a very small particle is called- a)Field theory b)Particle Physics c)Quantum Mechanics d)Atomic Physics

Description : The branch of physics that deals with the motion of a very small particle is called- a)Field theory b)Particle Physics c)Quantum Mechanics d)Atomic Physics

Last Answer : c)Quantum Mechanics

A particle starts from rest and moves in a straight line whose equation of motion is given by S = 2t3 - t2 - 1. The acceleration of the particle after one sec will be a.6 m/sec2 b.4 m/sec2 c.12 m/sec2 d.10 m/sec2 e.8 m/sec2

Description : A particle starts from rest and moves in a straight line whose equation of motion is given by S = 2t3 - t2 - 1. The acceleration of the particle after one sec will be a.6 m/sec2 b.4 m/sec2 c.12 m/sec2 d.10 m/sec2 e.8 m/sec2

Last Answer : d. 10 m/sec2

What is the equation of motion?

Description : What is the equation of motion?

Last Answer : displacement = (final velocity square + initial velocity sq. )/ 2 * acceleration

The equation of motion for a vibrating system with viscous damping is d 2 x/dt 2 + c/m X dx/dt + s/m X x = 0 If the roots of this equation are real, then the system will be A. over damped B. under damped C. critically damped D. none of the mentioned

Description : The equation of motion for a vibrating system with viscous damping is d 2 x/dt 2 + c/m X dx/dt + s/m X x = 0 If the roots of this equation are real, then the system will be A. over damped B. under damped C. critically damped D. none of the mentioned

Last Answer : A. over damped

The equation of motion for spring mass system includes A. Inertia Force B. Spring Force C. Both D. Gravitational force

Description : The equation of motion for spring mass system includes A. Inertia Force B. Spring Force C. Both D. Gravitational force

Last Answer : C. Both

The equation of motion for a vibrating system with viscous damping is d 2 x/dt 2 + c/m X dx/dt + k/m X x = 0 If the roots of this equation are real, then the system will be a) over damped b) under damped c) critically damped d) none of the mentioned Ans:a

Description : The equation of motion for a vibrating system with viscous damping is d 2 x/dt 2 + c/m X dx/dt + k/m X x = 0 If the roots of this equation are real, then the system will be a) over damped b) under damped c) critically damped d) none of the mentioned Ans:a

Last Answer : a) over damped

Euler's equation of motion is a statement expressing (A) Conservation of mass (B) Conservation of energy (C) Newton's first law of motion (D) Newton's second law of motion

Description : Euler's equation of motion is a statement expressing (A) Conservation of mass (B) Conservation of energy (C) Newton's first law of motion (D) Newton's second law of motion

Last Answer : (A) Conservation of mass

Euler's equation of motion states, that at every point, the (A) Fluid momentum is constant (B) Force per unit mass equals acceleration (C) Rate of mass outflow is equal to the rate of mass inflow (D) None of these

Description : Euler's equation of motion states, that at every point, the (A) Fluid momentum is constant (B) Force per unit mass equals acceleration (C) Rate of mass outflow is equal to the rate of mass inflow (D) None of these

Last Answer : (B) Force per unit mass equals acceleration

Pick out the wrong statement. (A) The shear stress at the pipe (dia = D, length = L) wall in case of laminar flow of Newtonian fluids is (D/4L). ∆p (B) In the equation, T. gc = k. (du/dy) n the value of 'n' for pseudoplastic and Dilatant fluid are < 1 and >1 respectively (C) Shear stress for Newtonian fluid is proportional to the rate of shear in the direction perpendicular to motion (D) With increase in the Mach number >0.6, the drag co-efficient decreases in case of compressible fluids

Description : Pick out the wrong statement. (A) The shear stress at the pipe (dia = D, length = L) wall in case of laminar flow of Newtonian fluids is (D/4L). ∆p (B) In the equation, T. gc = k. ... to motion (D) With increase in the Mach number >0.6, the drag co-efficient decreases in case of compressible fluids

Last Answer : (D) With increase in the Mach number >0.6, the drag co-efficient decreases in case of compressible fluids

Which of the following assumptions enables the Euler's equation of motion to be integrated? (A) The fluid is incompressible (B) The fluid is non-viscous (C) The continuity equation is satisfied (D) The flow is rotational and incompressible

Description : Which of the following assumptions enables the Euler's equation of motion to be integrated? (A) The fluid is incompressible (B) The fluid is non-viscous (C) The continuity equation is satisfied (D) The flow is rotational and incompressible

Last Answer : (A) The fluid is incompressible

The continuity equation (A) Relates mass flow rate along a stream tube (B) Relates work and energy (C) Stipulates that Newton's second law of motion must be satisfied at every point in the fluid (D) None of these

Description : The continuity equation (A) Relates mass flow rate along a stream tube (B) Relates work and energy (C) Stipulates that Newton's second law of motion must be satisfied at every point in the fluid (D) None of these

Last Answer : (A) Relates mass flow rate along a stream tube

Which of the following must be followed by the flow of a fluid (real or ideal)? (I) Newton's law of viscosity. (II) Newton's second law of motion. (III) The continuity equation. (IV) Velocity of boundary layer must be zero relative to boundary. (V) Fluid cannot penetrate a boundary. (A) I, II, III (B) II, III, V (C) I, II, V (D) II, IV, V

Description : Which of the following must be followed by the flow of a fluid (real or ideal)? (I) Newton's law of viscosity. (II) Newton's second law of motion. (III) The continuity equation. (IV) Velocity of boundary layer must be zero relative to ... . (A) I, II, III (B) II, III, V (C) I, II, V (D) II, IV, V

Last Answer : (B) II, III, V

The Euler's equation for the motion of liquids is based upon the assumption that (A) The fluid is non - viscous, homogeneous and incompressible (B) The velocity of flow is uniform over the section (C) The flow is continuous, steady and along the stream line (D) All of the above

Description : The Euler's equation for the motion of liquids is based upon the assumption that (A) The fluid is non - viscous, homogeneous and incompressible (B) The velocity of flow is uniform over the section (C) The flow is continuous, steady and along the stream line (D) All of the above

Last Answer : Answer: Option D

An ideal flow of any fluid must fulfill the following (A) Newton's law of motion (B) Newton's law of viscosity (C) Pascal' law (D) Continuity equation

Description : An ideal flow of any fluid must fulfill the following (A) Newton's law of motion (B) Newton's law of viscosity (C) Pascal' law (D) Continuity equation

Last Answer : Answer: Option D

What are some basic interesting topics of physics ?

Description : What are some basic interesting topics of physics ?

Last Answer : Some basic but interesting topics in physics include: Force and motion: This topic covers the basic laws of motion, such as Newton's laws, and how they apply to objects in motion. Energy and ... dives into any of these topics can lead to a deeper understanding of physics and the world around us.

Is there someone here at Fluther who is a professor of Physics?

Description : Is there someone here at Fluther who is a professor of Physics?

Last Answer : There was a guy here, maybe 3–4 years ago, with the Fluther name of AlbertEinstein. I haven’t seen him a whole, and I doubt it was the real one.

Are you ready for new physics?

Description : Are you ready for new physics?

Last Answer : Yes, have been for a while.

Physics homework question about waves.

Description : Physics homework question about waves.

Last Answer : Frequency times wavelength equals speed. So frequency divided by speed equals wavelength. (Don't know if this helps but I thought I'd take a crack at it. Info here is from The Wonders of ... . A deluxe Golden Book, text by Irving Adler, copyright 1966 by Western Publishing Company, New York.)

What kind of physics does a police officer need for investigating car accidents?

Description : What kind of physics does a police officer need for investigating car accidents?

Last Answer : K=½mv² is about as complex as it gets for either. Physics isn’t the hard part about forensics though.

Book on logic and its interconnectedness with physics?

Description : Book on logic and its interconnectedness with physics?

Last Answer : If in an alternate universe the speed of light was different from ours, their laws of physics would be different, but likely would be analogous.

Using your physics and math skills what is your estimate for Clifford the Big Red Dog's weight?

Description : Using your physics and math skills what is your estimate for Clifford the Big Red Dog's weight?

Last Answer : OMG! I love Clifford! I’ll say he weighs about 18,000 pounds, because I think maybe he is even bigger than an elephant. I don’t know if dogs generally have a higher muscle to fat ratio than an elephant? That might make a difference.

Is the University of Arizona known for it's physics programs?

Description : Is the University of Arizona known for it's physics programs?

Last Answer : Didn’t the Arizona State legislature pass a law that physics must to be taught with Intelligent Design?

What type of physics do you think would fit best as a career?

Description : What type of physics do you think would fit best as a career?

Last Answer : Find a mentor in your school (teacher or professor) that has an interest in one or all and have them guide you. It is more important that you are able to bounce your thoughts and theories off someone.

What type of physics do you find most interesting today and in the future?

Description : What type of physics do you find most interesting today and in the future?

Last Answer : I have always loved Astrophysics, but the future is in Particle Physics. They are now developing atom sized gears…

Can you help me with some portable physics?

Description : Can you help me with some portable physics?

Last Answer : Fascinating ! I don't have a specific answer for you but I bet that sort of problem has been solved well by rock-climbers. I think the solution is to use climbers' rope that absorbs the ... your kettle bells kick in immediately the sudden lurch of running out of slack rope could injure the faller.

What are the physics that makes my propane tank freeze with high output?

Description : What are the physics that makes my propane tank freeze with high output?

Last Answer : answer:Your tank freezes due to the same principle that makes your refrigerator or air conditioner work. When gas under pressure is allowed through a small orifice the gas cools upon expansion. This ... which gas law that this reflects. Perhaps it is some combination of certain ideal gas laws.

Jellyfish who are into physics, can you please explain to me why you think there is definitive "past"?

Description : Jellyfish who are into physics, can you please explain to me why you think there is definitive "past"?

Last Answer : It’s not realy physics as far as I can tell, except theoretical physics since it concerns space/time, but more along the lines of… i dont know, whtever studies that sort of thing.

A brilliant Engineer offers to make you one object, it must obey the Laws of Physics, it can be any one object you choose, so what object would you choose?

Description : A brilliant Engineer offers to make you one object, it must obey the Laws of Physics, it can be any one object you choose, so what object would you choose?

Last Answer : The perfect automobile. Impeccable suspension, engine, drivetrain etc.

Hi! :) I’m currently studying under a B.S Chemical Engineering program but i’m thinking of shifting to applied physics. What are the advantages of applied physics to chemical engineering? would it be better to stay on my current course?

Description : Hi! :) I’m currently studying under a B.S Chemical Engineering program but i’m thinking of shifting to applied physics. What are the advantages of applied physics to chemical engineering? would it be better to stay on my current course?

Last Answer : I'm not going to tell you about something I do not know about. I'm no expert in Chemical engineering or applied physics. I love applied physics though! If you have doubts about your current program you' ... be your work if you do engineering right? If you don't want that then think again! Good luck.

Can someone explain this physics problem?

Description : Can someone explain this physics problem?

Last Answer : answer:So for the first half of the journey the motorist is on track. At this point he has traveled 20 km and has spent 30 minutes doing it. Now for the next 10 km he travels at 20km/h, ... and has only covered 30km. Thus, to meet his goal the motorist must travel the last 10 km instantaneously.

What are some simple chemistry or physics "tricks" to use in a magic show for children?

Description : What are some simple chemistry or physics "tricks" to use in a magic show for children?

Last Answer : levitation using a hidden supercooled magnet.

Could you suggest a book that goes into slightly complex physics such as fluid dynamics but only the basics?

Description : Could you suggest a book that goes into slightly complex physics such as fluid dynamics but only the basics?

Last Answer : A Short History of Nearly Everything by Bill Bryson is a great read.

Could someone explain to me the frequency domain in physics?

Description : Could someone explain to me the frequency domain in physics?

Last Answer : answer:You regard a function of time as if it were a periodic wave, representing the superposition of multiple sine waves. Each sine wave has a different frequency, amplitude, and phase ... representation shows only the magnitude or power of each frequency, discarding some of the phase information.

Do you think in another solar system it would be possible for there to be no law of physics there or at least a completely different law of physics?

Description : Do you think in another solar system it would be possible for there to be no law of physics there or at least a completely different law of physics?

Last Answer : No. We can observe lots of different solar systems, and there’s no evidence of that being so.

Physics calculation- speed of a star?

Description : Physics calculation- speed of a star?

Last Answer : Relative to what?

What can I do with a physics and mathematics degree?

Description : What can I do with a physics and mathematics degree?

Last Answer : You would do much better in either of those fields with an advanced degree.