Question

plzz solve this question​

Answer 1

Answer:

Solution :-

In circular Motion acceleration is Given By

a = √at^2 + acp^2

Given =

S = t^3 + 5

By it

V = 3t^2

Solved

acp = v^2/R

acp = 144/20= 7.2 (at t = 2sec)

at = dv/dt

at = 6t

t = 2 sec

at = 12sec

Anet = √ 144 + 50

Anet = √ 195.28

anet = 14m/s^2