Author Question: If a plane is flying at a speed so that the apex half-angle of its shockwave is 30, what is its ... (Read 43 times)

savannahhooper · **on:** Aug 6, 2020

Question 1

How fast (in m/s) is the Concorde moving if it reaches Mach 1.5? (The speed of sound in air is 344 m/s.)

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229

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516

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416

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728

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858

Question 2

If a plane is flying at a speed so that the apex half-angle of its shockwave is 30°, what is its speed if the speed of sound is 320 m/s?

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960 m/s

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640 m/s

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320 m/s

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160 m/s

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Choose this answer if a shock wave cannot form in this situation.

lindahyatt42 · **Reply #1 on:** Aug 6, 2020

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