[tex]f \: = \: \frac{m {v}^{2} }{r} \\ {v}^{2} \: = \: \frac{fr}{m} \\ v \: = \: \sqrt{ \frac{fr}{m} } [/tex]
f = 250 N
r = 0.75 m
m = 0.3 kg
[tex]v \: = \: \sqrt{ \frac{250 \: \times \: 0.75}{0.3} } \: \frac{m}{s} [/tex]
v = 25 m/s.
Hence, Maximum Velocity = v = 25 m/s
D) 25 m/s.
