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MODERN PUBLICATION-SOUND-EXERCISE
- Find the frequency of a wave whose time-period is 0.001 second?
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- A sound wave creates oscillation in air at a place 1000 times in 100 s...
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- A sound wave travels at a speed of 339 ms^-1. If its wavelength is 1.5...
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- A bat hears the echo of its squeak after 0.1 s. How far is the obstacl...
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- Note is a sound
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- A key of a mechanical paino struck gently and then struck again but mu...
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- In SONAR, we use
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- Sound travels in air if
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- When we change feeble sound to loud we increase its
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- Earthquake produces which kind of sound before the main shock wave beg...
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- Infrasound can be heard by
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- Before playing the orchestra in a musical concert, a sitarist tries to...
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- The total energy of a particle executing smple harmonic motion of ampl...
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- The frequency of a source of sound is 50 Hz. How many times does it vi...
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- A key of a mechanical paino struck gently and then struck again but mu...
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- The intensity of sound wave gets reduced by 20% on passing through a s...
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- Sound travels the fastest in
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- A person clapped his hands near a cliff and heard the echo after 5 s. ...
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- The frequency of seconds pedulum is
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- A source emits sound of frequency 600 Hz inside water. The frequency h...
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