According to Newton’s law of motion rate of change of momentum is directly proportional to applied force.
a. Impulse has the unit similar to that of
b. A man falling from certain height receives more injuries when he falls on a marble floor than when he falls on a heap of sand. Explain. Why?
Force – time graph for a body starting from rest is shown in the figure. What is the velocity of the body at the end of 12 second? (Mass of the body is 5 kg).