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TARGET PUBLICATION-Sound-Exercise
- A car is moving with a speed of 72 km-hour^(-1) towards a roadside sou...
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- The velocity of sound is greatest in
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- A heavy ball of mass M is suspended from the ceiling of a car by a lig...
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- The transverse displacement of a string clamped at both ends is by y (...
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- Two boys stand close to a long straight metal pipe, at some distance f...
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- A uniform rope of length L and mass m1 hangs vertically from a rigid s...
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- A granite rod of 60 cm length is clamped at its middle point and is se...
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- At a temperature of 314 K and a pressure of 100 kPa, the speed of soun...
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- The extension in a string, obeying Hooke’s law, is x. The speed of the...
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- When sound is produced in an aeroplane moving with a velocity of 250 m...
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- Neon is 20 times heavier than hydrogen. The equal volumes of hydrogen ...
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- Sound waves in air are always longitudinal, because
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- Which of the following doesn’t produce a sound wave?
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- The ratio of velocity of sound in hydrogen and chlorine at STP is
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- Assertion: For sound waves, air is rarer medium than water. Reason: ...
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- Which of the following statements is true for wave motion ?
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- The ratio of the speed of sound in nitrogen gas to that in helium gas,...
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- A source of sound of frequency 750 Hz is placed inside water. The spee...
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- An observer standing near the seashore observes 42 waves per minute. I...
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- Under similar conditions of temperature and pressure, in which of the ...
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