The force F which is applied is applied to 1 kg black initially at rest varies linearly with time as shown in the figure. Find velocity of the block at t = 4 s.

Q: The force F which is applied is applied to 1 kg black initially at rest varies linearly with time as shown in the figure. Find velocity of the block at t = 4 s

Numerical

(a) 100 m/s

(b) 200 m/s

(c) 20 m/s

(d) 4 m/s

Ans: (b)