Recent questions in Classical Mechanics

+240 votes

0 answers

If the centripetal acceleration of an object orbiting is gravity then how come centripetal acceleration depends on the velocity of the object but gravity is constant as long as the distance remains constant?

asked Jan 18, 2022 in Classical Mechanics by wtf m8

+27 votes

0 answers

How does an object remain at rest or moving with constant velocity when two forces act upon it simultaneously?

asked Jan 18, 2022 in Classical Mechanics by Ljs17

+26 votes

0 answers

How does friction affect acceleration, and why does it make the direction of the force vector change from being parallel to velocity to being opposite to velocity?

asked Jan 18, 2022 in Classical Mechanics by Bluescuby

+6 votes

0 answers

What is the average acceleration of a body moving in uniform circular motion if the initial velocity was doubled, but the radius remained unchanged?

asked Jan 18, 2022 in Classical Mechanics by JustPhil

+326 votes

0 answers

What causes negative acceleration for objects moving at constant speed?

asked Jan 17, 2022 in Classical Mechanics by Rocker

+11 votes

0 answers

How can we prove that there is no acceleration when an object moves in a uniform circle?

asked Jan 17, 2022 in Classical Mechanics by hill_terry

+77 votes

0 answers

Is it possible to have negative velocity? Why?

asked Jan 17, 2022 in Classical Mechanics by Markybob

+193 votes

0 answers

A train is moving with a velocity of 72km/hr. When the brakes are applied, the acceleration is reduced to -0.5 m/s^2. What is the distance covered by the train before coming to rest?

asked Jan 17, 2022 in Classical Mechanics by NovaEnigma (2.3k points)

+26 votes

0 answers

What is the rate of change in momentum when the mass of a moving bus is 1000kg and acceleration is 2m/s^2?

asked Jan 16, 2022 in Classical Mechanics by AstralNova

+169 votes

0 answers

What is the relationship between force, mass, acceleration, velocity, position and momentum in classical mechanics?

asked Jan 16, 2022 in Classical Mechanics by CelestialCharm

+122 votes

0 answers

A car moving 30 MS-1, stops in 30s due to a uniform acceleration. What is the value of acceleration?

asked Jan 16, 2022 in Classical Mechanics by sub7even75 (3.3k points)

+244 votes

0 answers

A stone is thrown vertically upwards with an initial velocity of 30 m/s. If it is caught on its way down 5m above the ground, what is the velocity?

asked Jan 15, 2022 in Classical Mechanics by Kingscurate

+19 votes

0 answers

A ball is thrown vertically upward from the ground with an initial velocity of 5m/s. At what velocity does the ball strikes with the ground?

asked Jan 15, 2022 in Classical Mechanics by A DAY WASTED

+22 votes

0 answers

Is initial and constant velocity the same?

asked Jan 15, 2022 in Classical Mechanics by wetneck

+15 votes

0 answers

What is the lab report on static and kinetic coefficient of friction?

asked Jan 14, 2022 in Classical Mechanics by TheJay

+18 votes

0 answers

What is Newtonian mechanics? Is it still relevant to modern physics? If so, why?

asked Jan 14, 2022 in Classical Mechanics by RadiantVerse

+16 votes

0 answers

What is the difference between quantum mechanics and classical physics that allows for a nonlocal effect in the former but not the latter?

asked Jan 14, 2022 in Classical Mechanics by JusticeEmpire

+9 votes

0 answers

Which branch of physics, classical mechanics or quantum mechanics, has more concepts?

asked Jan 14, 2022 in Classical Mechanics by StellarAlchemy

+26 votes

0 answers

A car accelerates at a constant rate from 15m/s to 25 m/s while it travels 125m. How long does it take to achieve this velocity?

asked Jan 14, 2022 in Classical Mechanics by Mr GrimNasty

+9 votes

0 answers

A rightward force is applied to a 5kg object to move it across a rough surface at 2 m/s^2. The coefficient of friction between the object and the surface is 0.4. What is the force applied?

asked Jan 14, 2022 in Classical Mechanics by CrystalVerse

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