A jet airplane travelling at the speed of 500 km h-¹ ejects its products of combustion at the speed of 1500 km h-¹ relative to

Question

A jet airplane travelling at the speed of 500 km h-¹ ejects its products of combustion at the speed of 1500 km h-¹ relative to the jet plane. What is the speed of the latter with respect to an observer on the ground?

Kunduz · Accepted Answer

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