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HC VERMA ENGLISH-SOUND WAVES-All Questions
- A wave of wavelength 0.60 cm is produced in air and it travels at a sp...
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- A sound wave of wavelength 40 cm travels in air. If the difference bet...
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- The pressure amplitude in a sound wave from a radio receiver is 2.0xx1...
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- If the intensity increased by a factor of 20, byhow may decibels is th...
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- Two sound waves, originating from the same source, travel along differ...
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- A tuning fork A frequency 384Hz gives 6 beats in 2 seconds when sounde...
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- A sound detector is placed on a railway platform. A train, approaching...
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- An ultrasound signal of frequency 50 kHz is sent vertically into sea w...
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- An aeroplane is going towrds east at a speed of 510 kmh^-1 at a height...
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- A sound wave of frequency 10 kHz is travelling in air with a speed of ...
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- On a winter day sound travels 336 meters in one second. Find the atmos...
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- The constant gamma of oxygen as well as for hydrogen is 1.40. If the s...
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- A microphone of cross sectional area 0.80 cm^2is placed in front of a...
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- Find the amplitude of the vibration of the particles of air through wh...
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- Figure shows a tube structure in which a sound signal is sent from one...
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- A soure of sound of frequency 165 hz is placed in front of a wall at a...
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- A tuning fork vibrates at 264 Hz. Find the length of the shortest clos...
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- The fundamental frequency of a closed organ pipe is equal to the first...
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- A certain organ pipe resonates in its fundamental mode at a frequency ...
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- An aluminium rod having a length of 90.0 cm is clamped at its middle p...
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