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PHYSICS GALAXY - ASHISH ARORA-WAVES -Unsolved Numerical Problems for Preparation of NSE, INPhO & IPhO
- Write down the equation of a wave travelling in the negative direactio...
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- Calculate the velocity of sound in a gas in which two waves of wavelen...
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- The speed of sound in hydrogen is 1270 ms^(-1) at temperature T. the s...
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- When a train is approaching the observer, the frequency of the whistle...
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- The speed of longitudinal wave is 100 times, then the speed of transve...
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- A copper wire is held at the two ends by rigid supports. At 30^(@)C, t...
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- A train approaching a hill at a speed of 40 km//hr sounds a whistle of...
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- A train approaching a hill at a speed of 40 km//hr sounds a whistle of...
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- A wave of frequency 500 Hz has a phase velocity of 350 m//s. (a) How f...
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- A wave of frequency 500 Hz has a phase velocity.of 350 m/s (ii) Wha...
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- The velocity of sound in air at 14^@ C is 340 ms^(-1).What will it be ...
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- A steel wire of length 1m, mass 0.1kg and uniform cross-sectional area...
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- The equation y = A sin 2pi(500t - x//lambda) represents a wave. Speed ...
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- Which of the following represents (a) a progressive wave and (b) a sta...
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- The velocity of sound in hydrogen is 1270 m s^(-1) at 0^(@)C and the f...
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- At what temperature is the velocity of sound in nitrogen equal to its ...
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- Calculate the velocity of sound in a mixture of two gases obtained by ...
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- Calculate the velocity of sound in a mixture of two gases obtained by ...
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- Calculate the frequency of a ntoe emitted by a wire 20cm in length whe...
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- In the spectrum of light of a luminous heavenly body the wavelength of...
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