Question

1. The speed time graph of a body of mass 50 kg is shown in Fig. 2.14, Calculate the force acting on the body (ii) from 4 to 6 s () from 0 to 4s​

Answer 1

Answer:

i) From 0 to 4: 4000 N

ii) From 4 to 6:1000 N

Explanation:

Hint:

Area under the speed-time graph gives acceleration.

F=ma