Recent questions in Classical Mechanics

+25 votes

0 answers

What is the relationship between normal force and friction? Why does this relationship exist?

asked May 14, 2023 in Classical Mechanics by Raphael88

+42 votes

0 answers

A fly moves along a straight line and has an initial velocity of 8.0 m/s. The fly accelerates at a constant weight and drinks at 24m/s at 40s and interval. What is the average velocity?

asked May 14, 2023 in Classical Mechanics by Pratish

+20 votes

0 answers

A car has an initial velocity of 15m/s and an acceleration of 1m/(s^2). How far does the car go in the first 10s after the acceleration begins?

asked May 14, 2023 in Classical Mechanics by Creek

+23 votes

0 answers

What will be the velocity if the acceleration is zero?

asked May 14, 2023 in Classical Mechanics by Inge Jones

+9 votes

0 answers

What is the friction coefficient of aluminium on concrete?

asked May 14, 2023 in Classical Mechanics by Cecilh

0 votes

0 answers

What is the working principle of friction?

asked May 13, 2023 in Classical Mechanics by Eric Cartman

+30 votes

0 answers

A body changes its velocity from 20m/s to 30 m/s in 2 seconds. What is the acceleration and distance covered?

asked May 13, 2023 in Classical Mechanics by MEAB

+8 votes

0 answers

What is the suggested rate of change of distance called, acceleration, velocity, or speed?

asked May 13, 2023 in Classical Mechanics by andyasw

+4 votes

0 answers

Whenever an object experiences moment, will it also always experience a centripetal force? If so, why do we sometimes use moments and sometimes centripetal force to describe rotating objects? What is the use and difference in using these terms?

asked May 13, 2023 in Classical Mechanics by Rona Knowles

+5 votes

0 answers

Can a ball roll from an inclined surface even if there is no friction? Assume the ball is initially stationary and the only force acting on it is the normal force and gravity.

asked May 13, 2023 in Classical Mechanics by JMH

+5 votes

0 answers

What is the relative velocity of two objects, one moving with constant velocity and the other moving with zero acceleration?

asked May 13, 2023 in Classical Mechanics by MysticEnigma

+1 vote

0 answers

What is the reason why classical mechanics cannot predict everything (including quantum mechanics)? Is there any proof for such an assumption?

asked May 13, 2023 in Classical Mechanics by coggy

+9 votes

0 answers

How do you calculate the acceleration of an object if it was dropped from rest and hit the ground in a certain amount of time?

asked May 13, 2023 in Classical Mechanics by Creek

+20 votes

0 answers

What factors affect friction efforts when sliding objects, e.g. a block on an incline, and how do they relate to energy loss/gain?

asked May 13, 2023 in Classical Mechanics by widowparcel (3.4k points)

+4 votes

0 answers

A brick is given an initial downward velocity of 6m/s. What is its final velocity after a distance of 40m?

asked May 12, 2023 in Classical Mechanics by EmberNova

+15 votes

0 answers

How do you calculate acceleration from force and mass?

asked May 12, 2023 in Classical Mechanics by fourtytwo

+20 votes

0 answers

What are the benefits of studying both classical mechanics and quantum mechanics?

asked May 12, 2023 in Classical Mechanics by Cotswold Builders

+13 votes

0 answers

In which situation is the normal component of the acceleration 0 and the tangential component is non-zero? Explain further with an example.

asked May 12, 2023 in Classical Mechanics by dewaltdisney

+17 votes

0 answers

In a mass-spring system you observe the mass oscillate to and fro (assume no friction). Is the force of the spring (Fs), constant or not constant? Is the acceleration of the mass (m) constant or not constant? Explain.

asked May 12, 2023 in Classical Mechanics by fastjedi

+44 votes

0 answers

Is there any such thing as constant velocity if one consider the path of presumptive constant velocity to be part of a circle with infinitely large radius? Does it mean that acceleration exist no matter what due to a= w^2(-r) or v^2/(-r)?

asked May 12, 2023 in Classical Mechanics by hi2u_uk

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