Question

Ameter stick is balanced on a knife edge at its centre. When two cions, each of mass 10g are put one on the top of other at the 12.0cm mark, the stick is found to be balanced at 45.0cm. The mass of the stick is​

Answer 1

Answer:

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Answer 2

Explanation:

The mass of metre stick is concentrated at CM = 50cm Consider the torques around 0. ∴ m = 10g (33cm)5cm ( 33 c m ) 5 c m = 66 gm