Question

A jet plane travelling at a speed of 500km/hr ejects its products of combustion at the speed of 1500km/hr relative to the jet plane.what is the speed of the later with respect to an observer to the ground

Answer 1

Answer:

step by step explaination

Explanation:

1000km/Hr

Answer 2

Answer:

2000 km/h

Explanation:

the speed of the latter with respect to an observer on the ground

= 1500 km/h + 500 km/h = 2000 km/h