Recent questions in Classical Mechanics

+200 votes

0 answers

How do I find velocity, acceleration and distance from t1 to t2 if x(t) =acos(wt) y(t) =asin(wt) z(t) =bt?

asked Feb 16, 2023 in Classical Mechanics by SeraphicAlchemy

+1 vote

0 answers

A mass is projected vertically upwards with a velocity of 10 m/s. What is the time it takes to return to the ground and velocity it hit the ground?

asked Feb 16, 2023 in Classical Mechanics by m3 fitter - ascott

+44 votes

0 answers

A ball is dropped from a height of 10m. At the same time, another ball is thrown vertically upward at an initial speed of 10m/s. How high above the ground will the two balls collide?

asked Feb 16, 2023 in Classical Mechanics by utility-shop.com

+4 votes

0 answers

What happens when a body has zero or negative acceleration?

asked Feb 16, 2023 in Classical Mechanics by LunarHarmony

+22 votes

0 answers

Let's say you are pushing a 100 N box across the floor with a force of 40 N. If the box is moving at a constant velocity, what must the friction force be?

asked Feb 15, 2023 in Classical Mechanics by slybacon

+45 votes

0 answers

What is the value of the upward force applied by the ground?

asked Feb 15, 2023 in Classical Mechanics by Westy123

+16 votes

0 answers

A body is thrown vertically upwards with an initial velocity of 21m/s. How high will it go and when will it return to the point of projection? Assume the value of acceleration due to gravity is 10m/S.

asked Feb 15, 2023 in Classical Mechanics by assistgarage (3.6k points)

+20 votes

0 answers

How do you show that an object has moved on a straight line without any acceleration (zero velocity)?

asked Feb 15, 2023 in Classical Mechanics by NebulaDreamer

+20 votes

0 answers

Can you give examples of a physical phenomenon that cannot be explained by classical mechanics but can be explained by quantum mechanics?

asked Feb 15, 2023 in Classical Mechanics by clooney clone

+3 votes

0 answers

A car accelerates at a constant rate from 13 m/s to 25 m/S in 6.0 seconds. What was its acceleration? How far did it travel in this time?

asked Feb 15, 2023 in Classical Mechanics by Doresy (2.2k points)

+235 votes

0 answers

In what situations is acceleration not equal to change in velocity over time?

asked Feb 15, 2023 in Classical Mechanics by Don01

+16 votes

0 answers

How would classical mechanics be different if the speed of light were infinite?

asked Feb 15, 2023 in Classical Mechanics by Christopher Atkin

+3 votes

0 answers

A car accelerates at a(t) = 2t^2 +2 with an initial velocity of 10 m/s. How fast is it going after 3 s?

asked Feb 14, 2023 in Classical Mechanics by StellarEnigma

+12 votes

0 answers

What is the acceleration and force if a 9 kg body increases its velocity from 18 kmph to 72 kmph?

asked Feb 14, 2023 in Classical Mechanics by Dell

+112 votes

0 answers

A car is travelling at 20 m/s. It accelerates uniformly at 3 m/S2 for 5 s. What is the distance the car travels while it is accelerating?

asked Feb 14, 2023 in Classical Mechanics by Bargain Bucket

+9 votes

0 answers

A stone is thrown horizontally with an initial velocity of 15 m/s on top of a building. What is the velocity of the stone after 4 seconds?

asked Feb 14, 2023 in Classical Mechanics by ShubieDoo

+35 votes

0 answers

If you change the texture of the object rubbing against a friction-free surface, can you create friction?

asked Feb 14, 2023 in Classical Mechanics by Lucky123

+22 votes

0 answers

A stone is thrown vertically upwards with a velocity of 30ms¹. If the acceleration due to gravity is 10ms², what is the distance traveled by the particle during the first second of its motion?

asked Feb 14, 2023 in Classical Mechanics by Screwfix.Tester

+27 votes

0 answers

If friction was increased to its absolute limit, what would happen?

asked Feb 14, 2023 in Classical Mechanics by RadiantVortex

+138 votes

0 answers

Why is acceleration not constant when engines produce a constant force?

asked Feb 14, 2023 in Classical Mechanics by Fred1959

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Recent questions in Classical Mechanics

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