Question

A body with an initial velocity of 10 cm/sec has an acceleration of 8 cm/sec square. What is its velocity after 20 seconds ?

Answer 1

Answer:

here, u=10cm/s. a=8cm/s. t=20s

by using first law of motion

v=u+at

v=10+(8×20)

v=10+160

v=170 cm/s or 1.7m/s

Answer 2

Answer:

I is not written properly