Helium gas is used for filling hot air balloon. which property of helium gas is used here?
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hellium gas is lightest and inflamble
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Explanation:
Helium gas is used for filling hot air balloon. The properties of helium gas used in this activity are:
i) Helium gas is lighter than air.
ii) It is a noble gas which is mono-atomic.
iii) Balloon inflated with Helium flies on the principle of buoyant force.
iv) Balloon inflated with Helium displaces an amount of air which is sufficient enough to put up thrust and make the balloon fly.
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