MP Board · Class 11 · Physics · Work, Energy and PowerIf the momentum of a body is increased by 100%, its kinetic energy will increase by:
📊Student Analytics & Stats
Total Attempts: 1
Accuracy Rate: 0%
Step-by-Step Solution
Kinetic energy $K \propto p^2$. If momentum increases by 100%, the new momentum $p' = p + p = 2p$. The new kinetic energy $K' \propto (2p)^2 = 4p^2$, which means $K' = 4K$. The percentage increase is $\frac{4K - K}{K} \times 100 = 300%$.
Detailed Options Breakdown
Option : 100%
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Work, Energy and Power.
Option 1: 200%
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Work, Energy and Power.
Option 2: 300% (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 3: 400%
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Work, Energy and Power.
💡 Study Guide: This question tests core syllabus concepts from Work, Energy and Power. For formulas, key summaries, and mock exam reference guides, read the full Work, Energy and Power Revision Notes.