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In an experiment with a beam balance, an unknown mass m is balanced by two known masses of 16 kg and 4 kg as shown in figure.
The value of the unknown mass m is
detailed solution
Correct option is C
Balancing the torque:for the first case: 16l1 =ml2for the second case: ml1 = 4l2Divide them to get m = 8 kgTalk to our academic expert!
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