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The potential energy of a particle of mass 5kg moving in the x-y plane is given by U= (-7x+24y) J. (x and y are in meter). If the particle starts from rest from the origin then the speed of the particle at t=2sec is
Updated Mon, 27 May 2019 04:52 pm

Two capacitors having capacitances 8μF and 16 μF having breaking voltages of 20V and 80V respectively. They are combined in series. The maximum charge they can store individually in the combination is
Updated Mon, 27 May 2019 11:02 am