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There blocks A , B, C and attached by m...

There blocks A , B, C and attached by means less strings as shwon. Thension in the string connecting B ,C is 30N, mass of A,B are 3kg , 5kg. Find the mass of the block . C and tension in the string connecting A,B.

A

2/3 kg, 2N

B

8/3kg, 4.5 N

C

4/3 kg, 4N

D

5/3 kg, 5N

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