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AAKASH INSTITUTE ENGLISH-Mock Test 21: PHYSICS-Example
- The characteristics of sound which is used to differentiate the sound ...
01:38
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- The intensity of sound of 50 dB (Take reference of intensity 10^-12 W/...
01:51
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- The number of decibels present in 10 bel is
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- The intensity of sound from a radio at a distance of 2 metres from its...
02:15
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- Which of the following statements about electromagnetic waves sound wa...
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- The equation of a wave id represented as Y=2sin(Πx - 200Πt) where x an...
01:08
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- The equation of a transverse wave is given by y= 10sin2Π(2x-3t) where ...
01:35
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- The speed of sound is maximum in
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- The distance between consecutive crest and trough of a wave is 10 cm. ...
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- If the wave changes its medium then which of the following physical qu...
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- The equation of wave is given as y= 7sinΠ(x-50t) where x and y are in ...
01:43
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- The velocity of transverse wave in string whose linear mass density is...
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- According to laplace variation of speed of sound are
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- The speed of wave in a certain medium is 100m/s. If 1000 waves pass ov...
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- The velocity of sound in air is 340m/s. If the density of air is incre...
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