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Problem: An 80meter long train car accelerates uniformly from rest. The speed of the train is 20m/s when the front of it is adjacent to a railway worker who is standing 190m from where the front of the train was when it began accelerating.
Part A: What is the speed of the train when it passes the railway worker?
I need help to find the speed of the train when it passes the railway worker.
A 0.2-kg ball is bounced against a wall. It hits the wall with a speed of 20 m/s at a 10 degree angle and rebounds elastically at a 10 degree angle
A series RL circuit with L = 3.00 H and a series RC circuit with C = 3.00 μF have equal time constants. If the two circuits contain the similar resistance R.
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