a = 32.79 m/s²
F = = 26,232 N
Further explanation
Given
mass = 800 kg
velocity = 20 m/s
r = 12.2 m
Required
The acceleration
The net force
Solution
Circular motion :
a = v²/r
a = 20²/12.2
a = 32.79 m/s²
The net force⇒Centripetal force
F = mv²/r
F = 800 kg x 32.79 m/s²
F = 26,232 N