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[" 22.In the figure,pulleys are smooth a...

[" 22.In the figure,pulleys are smooth and "],[" strings are massless,"m_(1)=1kg" and "],[m_(2)=(1)/(3)kg" .To keep "m_(3)" at rest,mass "],[m_(3)" should be "],[[" (a) "1kg," (b) "(2)/(3)kg],[" (c) "(1)/(4)kg," (d) "2kg]]

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