Question

12. A body of mass 2kg has an initial speed
5ms-l. A force acts on it for 4 seconds in the
direction of motion. The force time graph is
shown in figure. The final speed of the body is
F(N)
4
t
2.5
+
t(s)
2 4 4.5 8.5.
1) 8.5 ms
2) 11 ms
4) 4.31 ms
3) 14.31​

Answer 1

Answer:

11ms

Explanation: