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A-LevelPhysicsDynamics9702/12 · May/June 2012 · Q111 Mark

Which row correctly states whether momentum and kinetic energy are conserved in an inelastic collision in which there are no external forces?

Amomentum: conserved, kinetic energy: conserved

Bmomentum: conserved, kinetic energy: not conserved

Cmomentum: not conserved, kinetic energy: conserved

Dmomentum: not conserved, kinetic energy: not conserved

✓ Correct answer

B: momentum: conserved, kinetic energy: not conserved

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About this question

Topic: Dynamics, A-Level Physics (syllabus 9702). Multiple choice, 1 mark.
Source: A-Level Physics, May/June 2012 Paper 1 Variant 2, question 11.

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