In figure given below, reading of balance ? (Take g = 10, N ,kg^{-1}) ............ N

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4-1.Newton's Laws of Motion

easy

In the figure given below, what is the reading of the balance ? (Take $g = 10\, N \,kg^{-1})$ ............ $N$

A

$10$

B

$20$

C

$5$

D

$0$

Solution

One of the weights gives a reading and the other prevents the acceleration of the system. Therefore, the reading is not zero but $10\, N$

Standard 11

Physics

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