Question

solve the problem with explanation​

Answer 1

Answer:

ν f =ν− mF f t..................(1)

Ff ×r=Iα.

or F f ×r= 32 mr square α.

or α=

2

3

mr

F

f

.

ω=α×t=

2

3

mr

F

f

t.

or rω=ν

f

=

2m

3F

f

t.....................(2).

From Eq (1) and (2), ν

f

=

5

3

ν