Question

For the velocity time graph shown in the figure below the distance covered by the body in the last two seconds of its motion is what fraction of the total distance travelled by it in all the seven seconds?

(a) 1/2

(b) 1/4

(c) 2/3

(d) 1/3

Answer 1

Correct option: (b) 1/4

Explanation:

Distance in last two second

= 1/2 × 10 × 2 = 10 m.

Total distance = 1/2 × 10 × (6 + 2) = 40 m.