A rocket is propelled by a gas which is initially at a temperature of 4000, K . temperature of gas f

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4-1.Newton's Laws of Motion

easy

A rocket is propelled by a gas which is initially at a temperature of $4000\, K$. The temperature of the gas falls to $1000\, K$ as it leaves the exhaust nozzle. The gas which will acquire the largest momentum while leaving the nozzle, is

A

Hydrogen

B

Helium

C

Nitrogen

D

Argon

Solution

(d) Heavier gas will acquire largest momentum i.e. Argon.

Standard 11

Physics

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