Recent content by kkumar

I have worked it out but not sure if it is right. Thank in advance for working on it

Hello I need help with this question as soon as possible. Can anyone help me out? 1) Consider the frictionless roller coaster. A car 12000kg car starts at rest from point A The height of point A is 95 m and comes down to point B which is at height of 65m and then bounce back again to point C...

Thanks for your help in soiving my problem.

hello kash i am doing the same Physics course hello kash 123 i am doing the same course and having problem with the lab report too. please let me know if u can help me please. How far are u in this course . i have just started and have to finished the course yet. you can be of good help to me ...

In its final trip upstream to its spawning territory, a salmon jumps to the top of a waterfall 1.9m high. What is the minimum vertical velocity neeeded by the salmon to reach the top of the waterfall? This uestion has no velocity so, do you think that final velocity is Zero... solution...