Work, Energy and Power — Important Questions
CBSE · Class 11 · Physics
138 important questions from Work, Energy and Power for CBSE Class 11 Physics, with answers. Part of the CBSE Class 11 Physics syllabus.
Interactive on Super Tutor
Studying Work, Energy and Power? Get the full interactive chapter.
Quizzes, flashcards, AI doubt-solver and a step-by-step study plan — built for important questions and more.
Free trial, no card needed.
Important Questions from Work, Energy and Power
Power is defined as:
Show answer
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:
Show answer
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?
Show answer
Watt
The SI unit of power is the watt (W), which is equivalent to one joule per second.
Potential energy depends on:
Show answer
Position or configuration
Potential energy is the stored energy of an object based on its position or configuration.
+134 more questions on Work, Energy and Power (CBSE Class 11 Physics)
Practise AllFrequently Asked Questions
What are the important topics in Work, Energy and Power for CBSE Class 11 Physics?
How many important questions are there in Work, Energy and Power?
Sources & Official References
- NCERT Official — ncert.nic.in
- CBSE Academic — cbseacademic.nic.in
- CBSE Official — cbse.gov.in
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
More resources for Work, Energy and Power
Practice Quiz
Test yourself with a quick quiz
Revision Notes
Key points for last-minute revision
Formula Sheet
The chapter's formulas in one place
Chapter Summary
Understand the chapter at a glance
Concept Maps
See how topics connect
Study Plan
Step-by-step plan for this chapter
Flashcards
Quick-fire cards for active recall
Syllabus
What topics to cover
NCERT Solutions
Every textbook question solved step by step
For serious students
Get the full Work, Energy and Power chapter — start free.
Quizzes, flashcards, an AI doubt solver and a study plan for CBSE Class 11 Physics. Free to start, no card needed.