In the shown figure, the spring balance and string are massless and the pulley is ideal. The reading of spring balance will be
In the shown figure, the spring balance and string are massless and the pulley is ideal. The reading of spring balance will be
A. 2 kg
B. 3 kg
C. 2.5 kg
D. Zero
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1 Answers
Correct Answer - B
`bar(F)_("net")` on massless body is 0
So `F_("spring") = 30 N`
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