Related Questions

The oxygen atom is ________ times heavier than the hydrogen atom.
A 2
B 8
C 16
D 32
Joule-Thomson effect i.e., a throttling process is a constant __________ process.
A Entropy
B Temperature
C Internal energy
D Enthalpy
Throttling (Joule-Thomson effect) process is a constant __________ process.
A Enthalpy
B Entropy
C Pressure
D None of these
Joule-Thomson co-efficient for a perfect gas is
A Zero
B Positive
C Negative
D None of these
Gases are cooled in Joule-Thomson expansion, when it is __________ inversion temperature.
A Below
B At
C Above
D Either B or C
The Thomson's turbine is _________ reaction turbine.
A An axial flow
B An inward flow
C An outward flow
D A mixed flow
The temperature at which a gas, when subjected to Joule-Thomson expansion, neither cools or heats up, is termed as the __________ temperature. Above this temperature the gas heats up on throttling and below this the gas cools down.
A Isotactic
B Saturation
C Inversion
D Throttling
Joule-Thomson co-efficient is the ratio of
A Pressure change to temperature change occuring during adiabatic compression of a gas
B Pressure change to temperature change occuring during adiabatic throttling of a gas
C Temperature change to pressure change occuring during adiabatic compression of a gas
D Temperature change to pressure change occuring during adiabatic throttling of a gas
The value of Joule-Thomson co-efficient, in case where cooling occurs after the throttling process is
A 0
B ∞
C +ve
D -ve
Joule-Thomson experiment is
A Isobaric
B Adiabatic
C Isenthalpic
D Both B & C

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