Multiple choice question XIII — task. Science CBSE, Class 9.

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1. A bullet strikes against a wooden block and is embedded in it; the nature of collision is

elastic
perfectly elastic
inelastic
perfectly inelastic

2. Which of the following statement is false?

Momentum is conserved in all types of collisions
Energy is conserved in all types of collisions
During elastic collisions conservative forces are involved
Work energy theorem is not applicable to inelastic collisions

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