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A jet airplane travelling at the speed o...

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 ?

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JBD PUBLICATION-KINEMATICS-EXAMPLE
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  16. Calculate the magnitude off position vector R ( 3 hat i + 4 hat j + 7...

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