Topic Details (Notes format)

Physical World and Measurement

Subject: General Science

Book: NCERT Science Class 11

Physics explains natural phenomena using fundamental principles.
- **Branches of Physics**:
- Classical (Mechanics, Thermodynamics).
- Modern (Quantum Mechanics, Relativity).
- **Need for Measurement**:
- SI Units for standardization.
- Fundamental and Derived Quantities.

**Possible Exam Questions:**
1. What are the fundamental principles of physics?
2. Why is measurement important in physics?
3. Differentiate between fundamental and derived quantities.
4. What is the importance of SI units?
5. How does classical physics differ from modern physics?

Practice Questions

Which is the largest planet in the Solar System?

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Which vitamin is responsible for blood clotting?

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What type of energy is stored in a stretched rubber band?

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What is the most abundant gas in the Sun?

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Which organ in the human body produces bile?

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What is the chemical symbol for gold?

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What is the most abundant element in the universe?

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What is the primary function of white blood cells?

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What is the chemical formula of water?

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Which part of the cell contains the genetic material?

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