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Two block of mass 3kg and 6kg respectively are placed on a smooth horizontal surface. They are connected by a light spring of force constant k=200N/m. initially the spring is unstretched. the indicated velocities are imparted to the blocks. the maximum extension of the spring will be:

Two block of mass 3kg and 6kg respectively are placed on a smooth horizontal surface. They are connected by a light spring of force constant k=200N/m. initially the spring is unstretched. the indicated velocities are imparted to the blocks. the maximum extension of the spring will be:

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Grade:12th pass

1 Answers

Sher Mohammad IIT Delhi
askIITians Faculty 174 Points
7 years ago
.5kx^2= kinetic energy of blocks= .5*3*1+ .5*6*2^2= 200 x^2= 27
                                                                                   x= sqrt(27/200)

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