1.

Three equal weight `A,B` and `C` of mass `2kg` each are hanging on a string passing over a fixed frictionless pulley as shown in the figure. The tension in the string connecting weights `B` and `C` is approximately A. ZeroB. 13 NC. `13.3` ND. `19.6` N

Answer» Correct Answer - B
`4g -2g -6a implies a=g//3`
`20-T= (2g)/(3)implies 20- (2g)/(3) =T`
`implies13.3N =T`


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