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Assertion (A) A jet aircraft moving at Match number equal to 1 travels faster at an altitude of 15 km than while moving at Match number equal to 1 near the sea level. Reason (R) The velocity of sound depends on the temperature of the surrounding medium. [CSE (Pre) 2007] Codes

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Assertion (A) A jet aircraft moving at Match number equal to 1 travels faster at an altitude of 15 km than while moving at Match number equal to 1 near the sea level. Reason (R) The velocity of sound depends on the temperature of the surrounding medium. [CSE (Pre) 2007] Codes






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