Question

Cylinder c rests on a 4-kg platform a supported by a cord which passes over the pulleys d and e and is attached to a 4-kg block

b. cylinder c has a mass m = 10 kg. the system is released from rest.

Answer 1

Given
The mass of cylinder C, .mc=8 kg
The mass of platform A, .mA=4kg
The weight of the block B, .mb=4 kg
The time period, .t=0.8 s

Answer 2

Tbh I really don’t know