The Joule. Thomson expansion of a gas is an

The Joule -Thomson coefficient for a gas is zero at .

When helium gas (at room temperature) undergoes the Joule-Thomson expansion , heating of the gas is observed because

The joule-Thomson coefficient for a gas is zero at :

Joule Thomson co-efficient for ideal gas is:

The Joule Thomson coefficent is zero at

The Joule Thomson coefficent is zero at