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What is the largest mass of C in kg that...

What is the largest mass of `C` in `kg` that can be suspended without moving blocks `A` and `B` ? The static coefficent of friction for all plane surface of contact is `0.3` Mass of block `A` is `50 kg` and block `B` is `70 kg`. Neglect friction in the pulleys.

A

12

B

22

C

9

D

18

Text Solution

Verified by Experts

The correct Answer is:
C

`3T+0.3xx1200=m_(c)g=W` and `T=mu(500)=0.3xx500`
`W=m_(0)g=810N`.
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