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The velocity of sound, under STP conditions, equals 400 m/s. What will be the velocity when the (i) pressure is changed to 2 atmospheric pressure without any change in temperature ? (ii) temperature is increased to 819°C ?

The velocity of sound, under STP conditions, equals 400 m/s. What will be the
velocity when the
(i) pressure is changed to 2 atmospheric pressure without any change in
temperature ?
(ii)
temperature is increased to
819°C ?

Grade:11

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