A cyclist is travelling at 20m/s,is accelerating at4 m/s2,what isit's velocity after 5 seconds ??

Asked by sanjananuthakki555 | 18th Aug, 2020, 12:21: PM

Expert Answer:

v =?
t=5 s
u = 20 m/s 
a = 4m/s
a  = (v-u)/t 
4 =(v-20)/5
4×5 = v - 20
20 + 20 = v 
Thus, v = 40 m/s 
Thus, velocity after 5 seconds is 40 m/s 

Answered by Shiwani Sawant | 18th Aug, 2020, 12:37: PM