newtons laws.......

three equal weights A,B,C each of mass m are hanging on a string passing over a fixed pulley. the tension of the string between B & C is????

6 Answers

2mg/3

im getting g/3

the correct ans given in the book is 2mg/3. but i couldnt figure out how to get the ans.

262

Aditya Bhutra ·2011-10-17 23:05:14

a(system) = (2mg-mg)/3m =g/3
now for C,
mg-T=mg/3
hence T=2mg/3

oops i found out the acc.

at Rishabh :)

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