A jet plane flies through air with a velocity of 2 Mach. While the velocity of sound is 332 m/s the air speed of the plane is :

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Q: 3 (NDA-I/2011)
A jet plane flies through air with a velocity of 2 Mach. While the velocity of sound is 332 m/s the air speed of the plane is :

question_subject: 

Science

question_exam: 

NDA-I

stats: 

0,14,12,7,2,3,14

keywords: 

{'jet plane': [0, 0, 0, 1], 'air speed': [0, 0, 0, 1], 'velocity': [0, 2, 2, 6], 'plane': [0, 0, 4, 8], 'sound': [4, 3, 10, 15], 'mach': [0, 0, 0, 1], 'air': [1, 0, 0, 0]}