Subject: General Science
Book: NCERT Physics Class 12
Electromagnetic waves consist of oscillating electric and magnetic fields.
- **Maxwell’s Equations**:
- Describe electromagnetic wave propagation.
- **Electromagnetic Spectrum**:
- Radio waves to gamma rays.
- **Uses of EM Waves**:
- Applications in communication, medical imaging.
**Possible Exam Questions:**
1. Explain the properties of electromagnetic waves.
2. Derive the equation for the speed of EM waves in vacuum.
3. Discuss applications of microwaves and infrared waves.
4. What is the significance of Maxwell’s equations?
5. Compare X-rays and gamma rays in terms of energy and uses.
What is the unit of frequency?
View QuestionWhich gas is most abundant in Earth’s atmosphere?
View QuestionWhich part of the plant conducts water?
View QuestionWhat is the primary function of red blood cells (RBCs) in the human body?
View QuestionWhich gas is used in the process of welding?
View QuestionWhat is the chemical name of table salt?
View QuestionWhich organ regulates blood sugar levels in the human body?
View QuestionWhat is the most abundant element in the universe?
View QuestionWhat is the unit of electrical resistance?
View QuestionWhat is the main component of the human skeleton?
View Question