Join WhatsApp ChannelDaily MCQs & Exam Updates
Physics Easy NTS Uploaded: 17 Aug 2026

The law of conservation of linear momentum applies to a system when:

  • A Mass is constant only
  • B External force is maximum
  • C External force is zero
  • D Internal forces are zero
Correct Answer: Option C — External force is zero
Explanation:
Linear momentum of a system is conserved when the net external force acting on it is zero, meaning the total momentum before an event, such ...
0 views Back to Physics
Submitted by: PaperMCQs
Related MCQs