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The momentum of a system is conserved(किसी निकाय का संवेग सुर | K. R. CHAWDA(PHYSICS)-Official

The momentum of a system is conserved(किसी निकाय का संवेग सुरक्षित रहता है)
Anonymous Quiz
29%
Always
8%
Never
63%
In the absence of an external force on the system
0%
None of the above