. A 1 kg block B rests on a bracket A of same mass as shown in figure
A 1 kg block B rests on a bracket A of same mass as shown in figure. Constant forces F1 = 20N and F2 = 8N start acting at time t = 0. The distance of block B from pulley is 50 m at t = 0. Determine the time (in s) when block B reaches the pulley
Best Answer
The acceleration of the bracket =
Drawing the F.B.D. of the block B
The acceleration of the block with respect to bracket = 
Using, the kinematics of uniformly accelerated motion,
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