A jet airplane travelling at the speed of 500 km h^-1 ejects its products of combustion at the speed @PhysicsMasterAcademy

Uploaded June 2026 | Updated September 2026, 3 weeks ago

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 burnt gases with respect to observer on the ground?
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