Work and Energy (Class 9)
Work done by force, kinetic energy, potential energy, conservation of energy, power, commercial unit of energy.
Test yourself on Work and Energy (Class 9)
5 real UP JEECUP questions with instant answers — no signup, ~3 minutes.
Study notes are still being prepared.
Don't wait — Shishya can teach you this topic right now, on demand.
Ask Shishya to teach this →Need more? Ask Shishya
Shishya is your personal tutor for this topic. Pick a starter or open a free chat.
- Go deeper on this topicGo deeper on Work and Energy (Class 9) for UP JEECUP — examples and edge cases I should know.
- Show me exam shortcutsGive me 3 fastest shortcuts to solve Work and Energy (Class 9) questions in the exam.
- What mistakes should I avoid?What are the most common mistakes students make on Work and Energy (Class 9)? How do I avoid them?
- Quiz me adaptivelyQuiz me on Work and Energy (Class 9) — start with one easy question, then go harder based on how I answer.
Practice this topic
Take a full mock →Q1 · Work and Energy (Class 9) · EASY
A force of 20 N displaces a body through 3 m in the direction of the force. How much work is done?
Q2 · Work and Energy (Class 9) · HARD
A body of mass 2 kg is dropped from a height of 20 m. What is its kinetic energy just before it touches the ground? (g = 10 m/s²)
Q3 · Work and Energy (Class 9) · EASY
A body of mass 10 kg is moving with a velocity of 6 m/s. What is its kinetic energy?