Question

A body is thrown upwards with a velocity 40 m/s. Which of the following statements is true for its velocity when it returns to the thrower?
a The return velocity is more than 40 m/s.
b The return velocity is less than 40 m/s.
c The return velocity is 40 m/s.
d The return velocity is 20 m/s.

Answer 1

Answer:

Option ( C ) will be correct.

Answer 2

Answer:

d is correct

Explanation:

velocity after 2 sec.

v=40+(−10)t

=40−10∗2=20m/s