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sound 9 Posts
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jagriti •
14 May 2020

waves and sound - types, production, propagation and characteristics.

Waves and sound - types, production, propagation and characteristics.

As the object moves backward and forward consecutively, a series of compression and rarefaction will be created in the air which will ultimately for

General Science Physics

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jagriti •
15 May 2020

Sound: Production and propagation

The basic way for the production of Sound is “vibration”. When an object vibrates it produces sound.  The matter or substance through which sound is

General Science Physics

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jagriti •
15 May 2020

Sound waves : Different Characteristics - Frequency, Amplitude, Pitch, Timber

Sound waves : Different Characteristics - Frequency, Amplitude, Pitch, Timber

Compression (C) – These are the regions where particles are crowded together and are represented by the upper portion of the curve that is known a

General Science Physics

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jagriti •
16 May 2020

Speed of sound in different media

  The speed of the sound in a medium is affected by the 1.  It depends upon the density of the medium. For instance - The speed of sound is maximum

General Science Physics

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jagriti •
16 May 2020

Sound: Reverberation, and Range of Hearing

Reverberation is the persistence of a sound after a sound is produced. A reverberation is created when a sound signal is reflected multiple times un

General Science Physics

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jagriti •
19 May 2020

How do bats search their prey?

Bats generate high-pitched ultrasonic waves which are then reflected from the obstacle or prey and return back to bat’s ear.

General Science Physics

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jagriti •
19 May 2020

Applications of Ultrasound (ultrasonic sound waves)

The high frequency waves are known as ultrasound. ultrasonography is also done to examine the foetus during pregnancy to detect defect or growth abn

General Science Physics

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jagriti •
19 May 2020

SONAR : “Sound Navigation and Ranging”

“Sonar” can be defined as “ Sound Navigation and Ranging”  This device is used to measure the distance, direction and speed of underwater objects by

General Science Physics

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jagriti •
19 May 2020

Structure of Human Ear and Hearing Aid

Structure of Human Ear and Hearing Aid

A hearing aid is a battery-operated, an electronic device that receives sound from the atmosphere and converts it into electrical signals. Humans

General Science Physics Class 9th

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