Question

Fig. 2.35
20. The velocity-time graph of a lift is shown in
Fig. 2.36. From the graph, find the acceleration of
the lift during
(a) first 4 s.
(b) 4th and 7th seconds.
(c) last two seconds.
8
Velocity (ms)
9
0
4
Time (in s)
Fig. 2.36​

Answer 1

20. The velocity-time graph of a lift is shown in

Fig. 2.36. From the graph, find the acceleration of

the lift during

(a) first 4 s.

(b) 4th and 7th seconds.

(c) last two seconds.

8

Velocity (ms)