[" 32.A body of mass "m=10^(-2)kg" is mo...

[" 32.A body of mass "m=10^(-2)kg" is moving in a "],[" medum and experiences a frictional force "F=-kv^(2)" ."],[" Its intial speed is "v_(0)=10ms^(-1)" .If,ater "10s" ,its "],[" energy is "(1)/(8)mv_(0)^(2)" ,the value of "k" will be "],[[" (1) "10^(-3)kg" s- "," [JEE (Main)-2017] "],[" (2) "10^(-3)kg^(-1)],[" (4) "10^(-1)kgm^(-1)]],[" (4) "10^(-1)kgm^(-1)]

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