Answer:
1.25 meters
Step-by-step explanation:
Given data
Mass= 2.5kg
Force= 50N
velocity= 5m/s
r=????
Applying the formula
F= mv^2/r
Make r subject of formula
r= mv^2/F
r= 2.5*5^2/50
r= 2.5*25/50
r=62.5/50
r=1.25 meters
Hence the radius is 1.25 meters