Question

The acceleration-time graph for a particle moving along x-axis is shown in figure. If the initial velocity of particle is -5 m/s, the velocity at t =8 s is
1. +15m/s
2. +20m/s
3. -15m/s
4. -20m/s
​

Answer 1

Answer:

(1)

Explanation:

velocity = area of graph = 30 -10 = 20 -5 = 15m/s

(1)