21. A rocket is self contained, both fuel and the oxygen needed to burn the fuel are available
inside the rocket. So, rocket can move in air free space.
(i) What is the principle of working of a rocket?
(ii) Jet planes cannot move in air free space. Why?
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A rocket is self contained, both fuel and the oxygen needed to burn the fuel are available
inside the rocket. So, rocket can move in air free space.
(i) What is the principle of working of a rocket?
(ii) Jet planes cannot move in air free space. Why?
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