Question

15. A train starts from rest and accelerate uniformly at the rate of 5 m/s2

for 5 sec. Calculate

the velocity of train in 5 sec.

Answer 1

Velocity = 5/5^2 = 5/25 = 1 m/s^2

Answer 2

given
u=0
a=5m/s²
t=5 sec
v=?
v=u+at(formula to be used)
v=0+5*5
v=25m/s