Recent questions in Classical Mechanics

+13 votes

0 answers

How do you find the force exerted by an object on another object, given the force applied to the first object, the masses of both objects, and the friction forces of both objects?

asked May 15, 2022 in Classical Mechanics by NebulaScribe

+69 votes

0 answers

What does an acceleration time graph tell us?

asked May 15, 2022 in Classical Mechanics by dave millen

+22 votes

0 answers

Does static friction change when the object slides?

asked May 15, 2022 in Classical Mechanics by ian.foxall

+14 votes

0 answers

If a body is moving with a velocity of 60 m/s for the 1st hour and 30 m/s for the next two hours, then what will be its average velocity?

asked May 15, 2022 in Classical Mechanics by Majella

+15 votes

0 answers

Is more friction created on a ball bearing when a wheel speeds up? It seems to be that the friction should remain constant at any speed.

asked May 14, 2022 in Classical Mechanics by dj.

+10 votes

0 answers

What is the wave function of an electron in classical mechanics?

asked May 14, 2022 in Classical Mechanics by LunarCharm

+20 votes

0 answers

A cart on a flat plane that is moving at velocity +v with no friction and an acceleration of +a. The cart is tied to another cart of larger mass that is stationary behind it and experiences friction. How do I find the max tension when slack is gone?

asked May 14, 2022 in Classical Mechanics by Stue

+114 votes

0 answers

A ball is kicked with an initial horizontal velocity of 3.4 m/s off of a 19.6 m cliff. How far away will the ball land from the cliff?

asked May 14, 2022 in Classical Mechanics by scunnered (2.1k points)

0 votes

0 answers

What objects in the real world rotate with constant angular velocity?

asked May 13, 2022 in Classical Mechanics by Rooky007

+20 votes

0 answers

If a ball is thrown with a velocity of 25 m/s at the angle of 37 degrees above the horizontal, what is the vertical component of its velocity?

asked May 13, 2022 in Classical Mechanics by jonboy48

+110 votes

0 answers

What’s the velocity graph for a ball being thrown straight up and then falling down?

asked May 13, 2022 in Classical Mechanics by technoloops

+6 votes

0 answers

Which direction does the centripetal acceleration of a body move in a circular path?

asked May 13, 2022 in Classical Mechanics by John2005

+3 votes

0 answers

A car moving in a circle with the radius of 10m and cover 7 revolutions in 0.25sec. What is the tangential velocity?

asked May 12, 2022 in Classical Mechanics by CRS - Ross

+18 votes

0 answers

A stone is thrown vertically upward with an initial velocity of 80m/s. What is the velocity, maximum height, and time taken to reach the maximum height?

asked May 12, 2022 in Classical Mechanics by NebulaFlare

+8 votes

0 answers

If a ball thrown vertically upward reaches a height of 80m, how would one calculate the time it would take to reach the highest point and the speed of the ball upon arrival back to the ground?

asked May 12, 2022 in Classical Mechanics by Cifu

+27 votes

0 answers

A car is running in the velocity of 20 m/s. After 30 s, it covers a distance of 1200 m. What will be its final velocity and acceleration?

asked May 12, 2022 in Classical Mechanics by EmberWhisper

+443 votes

0 answers

A ball that has a mass of 0.5kg was dropped (from rest) from the height of 3.2m off the ground. Then it bounced back to a height of 1.8m. What is the change in the ball's momentum? (My answer was 3.5 kgm/s upwards, but my testbook says simply 7kgm/s?

asked May 12, 2022 in Classical Mechanics by Monte Carlo

+92 votes

0 answers

How do you show that the angular momentum of a system is conserved if both the velocity (V) and the angular velocity (w) are constant in time?

asked May 11, 2022 in Classical Mechanics by tecnolugo

+23 votes

0 answers

How can centripetal acceleration be calculated?

asked May 11, 2022 in Classical Mechanics by Angela

+109 votes

0 answers

The height of the ball above the water is modelled by h(t) = -5t^2 + 10t + 40, where h(t) is the height in meters and t is the time in seconds. A) what is the maximum height reached by the ball? B) when will the ball hit the water?

asked May 11, 2022 in Classical Mechanics by multi trade

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