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Grade: 12

                        

In the arrangement shown in the fig. the mass M is very heavy compared to m (i.e, M>>m).The tension in the string suspend from the cieling is: a) 4mg b) 2mg c) zero d) none of the above

11 years ago

Answers : (1)

anandpal shekhawat
8 Points
							

hi, 

as 

T=2Mmg/(m+M)  (T= tension in string joined to blocks)

& M>>m so T=2mg & T ' =2T =4mg (T ' =tension in string joined to cieling).

so (a) is correct.

11 years ago
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