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Questions  

Three equal weights of mass 2 kg each are hanging on a string passing over a fixed pulley as shown in Figure. What is the tension in the string connecting weights B and C ?

a
zero
b
13 N
c
3.3 N
d
19.6 N

detailed solution

Correct option is B

Acceleration, a=2g+2g−2g2+2+2=g3; for' C′,2g−Tc=2g3⇒ Tc=4g3

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Similar Questions

A constant force F = m2g/2 is applied on the block of mass m1 as shown. The string and the pulley are light and the surface of the table is smooth. Find the acceleration of m1.


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