Speed of-A-sound at 0°C is 1190 km p.h.B-sound varies 2.4 km p.h. per degree centrigrade rise in temperatureC-sound at 0°C is called one MachD-an aircraft flying at 2975 km p.h., is called 2.5 MachE-All the above.-E-All the above.

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Speed of-A-sound at 0&deg;C is 1190 km p.h.B-sound varies 2.4 km p.h. per degree centrigrade rise in temperatureC-sound at 0&deg;C is called one MachD-an aircraft flying at 2975 km p.h., is called 2.5 MachE-All the above.-E-All the above.

APTITUDE CRACK · Accepted Answer

E All the above. No answer description is available.

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