A child on a spinning ride at a playground has a centripetal acceleration of 0.80 m/s2. The child completes a full circle every 4.2 s.

How far from the center of the ride is the child?

0.068 m

0.085 m

0.27 m

0.36 m

Question

Karli Stout

Physics

20 October, 12:23

A child on a spinning ride at a playground has a centripetal acceleration of 0.80 m/s2. The child completes a full circle every 4.2 s.

How far from the center of the ride is the child?

0.068 m

0.085 m

0.27 m

0.36 m

+5

Answers (1)

Know the Answer?

Efrain Tapia · Answer 1

The formula for centripetal acceleration is:

a = (4π²R) / T²

R = (aT²) / 4π²

R = (0.8 x 4.2²) / 4π²

R = 0.36 m

The child is 0.36 meters away from the center.

A child on a spinning ride at a playground has a centripetal acceleration of 0.80 m/s2. The child completes a full circle every 4.2 s.How far from the center of the ride is the child?0.068 m0.085 m0.27 m0.36 m

A child on a spinning ride at a playground has a centripetal acceleration of 0.80 m/s2. The child completes a full circle every 4.2 s.

How far from the center of the ride is the child?

0.068 m

0.085 m

0.27 m

0.36 m