Questions
A particle of mass m is moving in a field. The potential energy vs position (x ) graph is given as shown in the diagram. The dotted horizontal line represents the total mechanical energy of the particle. Find in which region the particle will not exist?
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Correct option is A
We know that K + U = E. And we also know that kinetic energy of a particle can not be negative. In region 1U > E , so kinetic energy will be negative. This is a practical impossibility.Similar Questions
A rectangular plank of mass 'm1' and height 'a' is on a horizontal surface. On the top of it another rectangular plank of mass 'm2' and height 'b' is placed. The potential energy of the system is,
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