Question

A cyclist rides in a circle with speed 5 m/s. What is his centripetal
acceleration if the circle has a radius of 19 m?
O A. 1.32 m/s2
OB. 1.82 m/s2
OC. 0.26 m/s2
O D. 0.07 m/s2
SUBMIT

Answer 1

Answer: 1.32 m/s^2

Explanation:

Centripetal acceleration is given by the formula

a = ( v^2 ) / r

where a is centripetal acceleration, v is velocity and r is radius.

We know that,

v = 5 m/s

r = 19m

Now,

a = ( v^2 ) / r

a = ( 5^2 ) / 19

a = 25 / 19

a = 1.32 m/s^2