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What is Interference? Video Lecture | Physics Class 12 - NEET

FAQs on What is Interference? Video Lecture - Physics Class 12 - NEET

1. What is interference?

Ans. Interference refers to the phenomenon where two or more waves overlap and combine, resulting in the alteration of their amplitude, frequency, or phase.

2. How does interference occur?

Ans. Interference occurs when two or more waves meet at the same point in space and time. Depending on their relative phase, they can either reinforce each other (constructive interference) or cancel each other out (destructive interference).

3. What are the types of interference?

Ans. There are two main types of interference: constructive interference and destructive interference. In constructive interference, the waves combine to create a larger amplitude, while in destructive interference, the waves cancel each other out resulting in a smaller or zero amplitude.

4. Can interference occur with any type of waves?

Ans. Yes, interference can occur with any type of waves, including electromagnetic waves (such as light and radio waves) and mechanical waves (such as sound waves). The principles of interference are based on wave behavior and apply to all types of waves.

5. What are some applications of interference?

Ans. Interference has various applications in different fields. In optics, interference is used in devices like interferometers for precise measurements. In audio technology, interference cancellation is employed to reduce unwanted noise. Interference also plays a crucial role in technologies like radio communication, radar systems, and medical imaging.

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Oct 12, 2025 Last updated

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