1.

A ship of mass \[3\times {{10}^{7}}\,kg\] initially at rest is pulled by a force of \[5\times {{10}^{4}}\,N\] through a distance of 3 m. Assume that the resistance due to water is negligible, the speed of the ship is [IIT 1980; MP PMT 2000]            

A.             1.5 m/s            
B.               60 m/s            
C.             0.1 m/s            
D.               5 m/s
Answer» D.               5 m/s


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