Question

the velocity of an object increases at a constant rate from 20 m/ sec to 50 m/ sec in 10 s .find the acceleration​

Answer 1

Answer:

the velocity of an object increases at a constant rate from 20 m/ sec to 50 m/ sec in 10 s .find the acceleration

Answer 2

Explanation:

Correct option is

D

3ms

−2

Acceleration a=

t

v−u

=

10s

50 ms

−1

−20 ms

−1

or a=

10s

30 ms

−1

=3 ms

−2