The method used in cleaning the internal parts of planes is Ultrasonic wave. Ultrasonic cleaning involves using high-frequency sound waves to agitate a liquid cleaning solution. This process efficiently removes contaminants from intricate parts of aircraft engines and components without ...
Category: Class 10 Science
NCERT Solutions for Class 10 Science and important questions for CBSE class 10 for session 2020-2021
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The pitch of sound depends on Frequency. Pitch refers to the perceived highness or lowness of a sound, which correlates directly with its frequency. Higher frequencies create higher pitches, while lower frequencies produce lower pitches.
The method used to ward off insects and harmful elements from homes is Ultrasonic wave. Ultrasonic devices emit high-frequency waves that are uncomfortable for pests like insects and rodents, encouraging them to leave the area. This technology is popular for ...
The phenomenon used to detect prey, predators, or obstacles is as Formation of pulses. Animals like bats use echolocation, emitting ultrasonic pulses and detecting their echoes to locate objects. This method allows for precise navigation and hunting in environments where ...
The first person to produce ultrasonic waves by whistling was Galton. Sir Francis Galton, a polymath and cousin of Charles Darwin, discovered ultrasonic waves in 1883 through his experiments with high-pitched whistles. His work laid the foundation for understanding and ...