Work, Energy and Power
Karnataka Board · Class 11 · Physics
Most important questions from Work, Energy and Power for Karnataka Board Class 11 Physics board exam 2026. MCQs, short answer, and long answer questions with marks.
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Sample Questions
Power is defined as:
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Rate of doing work
Power is the rate at which work is done or energy is transferred over time.
The work-energy theorem states that:
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Change in kinetic energy equals work done
The work-energy theorem relates the change in kinetic energy to the work done by the net force.
What is the SI unit of power?
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Watt
The SI unit of power is the watt (W), which is equivalent to one joule per second.
Potential energy depends on:
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Position or configuration
Potential energy is the stored energy of an object based on its position or configuration.
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Sources & Official References
- Karnataka SSLC — kseeb.kar.nic.in
- Dept of Pre-University Education, Karnataka
- National Education Policy 2020 — education.gov.in
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