A train starting from railway station attains a speed of 21 m/s in one min. Find its accelaration?
Answers
Answered by
4
Answer:0.35
Explanation:u=0
v=21m/s
t=60s
a=?
a=v-u/t
=21-0/60=7/20=0.35m/s^2
Answered by
3
Answer:
initial velocity of train = 0
final velocity of train = 21 m/s
time taken = 1minutes = 60 sec
Thus,
acceleration = change In velocity/time
= ( 21-0)/60 = 21/60 = 7/20 m/s²
Similar questions