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SL ARORA-Waves-EXERCISE
- State and explain the laws of vibrations of stretched strings.
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- A radio station broadcasts its programme at 219.3 metre wavelength. De...
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- The audible range of a human ear is 20 Hz to 20 kHz. Convert this into...
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- The speed of a wave in a mediium is 960ms^(-1). If 3600 waves are pass...
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- If the splash is hear 4.23 seconds after a stone is dropped into a wel...
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- A stone is dropped into a well and its splash is heard at the mouth of...
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- A body sends waves 100mm long through medium A and 0.25m long in mediu...
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- A steel wire 70cm long has a mass of 7.0g. If the wire is under a tens...
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- The speed of a transverse wave in a stretched string is 348 ms^(-1), w...
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- Calculate the velocity of transverse wave in a copper wire 1 mm^(2) in...
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- A wave pulse is travelling on a string of linear mass density 1.0 g cm...
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- The diameter of an iron wire is 1.20 mm. If the speed of transverse wa...
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- The speed of sound in a liquid is 1500 ms^(-1).The density of the liqu...
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- The longitudinal waves starting from a ship return from the bottom of...
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- At 10^5 Nm^(-2) atmospheric pressure the density of air is 1.29 kg m^(...
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- At normal temperature and pressur, 4g of He occupies a volume of 22.4 ...
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- Find the temperature at which the velocity of sound in air will be 1 1...
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- The velocity of sound in air is 332 ms^(-1) at 0^@ C .At what temperat...
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- The ratio of the velocity of sound in Hydrogen gas (gamma=7/5) to that...
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- An observer sets his watch by the sound of a signal fired from a tower...
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- A sound wave propagating in air has a frequency of 4000Hz. Calculate t...
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