JEE Main Physics question

If the resultant of all the external forces acting on a system of particles is zero, then from an inertial frame, one can surely say that

Answer: (A)

Solution

By Newton's second law for a system, = dp/dt. If = 0, then dp/dt = 0, i.e., the total linear momentum remains constant. (Kinetic and

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Question ID VK-153248