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Short Tricks for Revision: Waves Video Lecture | Physics Class 11 - NEET

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FAQs on Short Tricks for Revision: Waves Video Lecture - Physics Class 11 - NEET

1. What are waves?
Ans. Waves are disturbances that transfer energy from one place to another without transferring matter. They can be categorized into mechanical waves, which require a medium to travel through, and electromagnetic waves, which can travel through a vacuum.
2. What are the properties of waves?
Ans. Waves have several properties, including amplitude, wavelength, frequency, and speed. The amplitude refers to the maximum displacement of a wave from its equilibrium position, while the wavelength is the distance between two consecutive points in a wave cycle. Frequency represents the number of wave cycles per second, and speed is the rate at which a wave travels through a medium.
3. How do waves transfer energy?
Ans. Waves transfer energy by causing particles in a medium to vibrate. As the wave travels, it transfers its energy to neighboring particles, which then pass it along to the next set of particles. This transfer of energy continues until it reaches its destination.
4. What are the types of waves?
Ans. There are several types of waves, including transverse waves and longitudinal waves. Transverse waves have vibrations perpendicular to the direction of wave propagation, while longitudinal waves have vibrations parallel to the direction of wave propagation. Other types of waves include surface waves, mechanical waves, and electromagnetic waves.
5. How are waves used in everyday life?
Ans. Waves have numerous practical applications in everyday life. They are used in communication systems, such as radio waves for broadcasting and microwaves for wireless communication. Waves are also essential in medical imaging technologies like X-rays, ultrasound, and MRI. Waves are even involved in everyday activities like sound production and hearing.
102 videos|411 docs|121 tests

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