T
T
1/T
1/T
✅ The correct answer is option A.
Thermodynamics MCQs
The calorific value of gaseous fuel is expressed in
kJ
kJ/kg
kJ/m2
kJ/m3
✅ The correct answer is option D.
The ratio of molar specific heats for monoatomic gas is
1
1.4
1.67
1.87
✅ The correct answer is option C.
The value of universal gas constant is same for all gases.
Yes
No
✅ The correct answer is option A.
The heat and work are mutually convertible. This statement is called __________ law of thermodynamics.
Zeroth
First
Second
✅ The correct answer is option B.
One molecule of oxygen consists of __________ atoms of oxygen.
2
4
8
16
✅ The correct answer is option A.
The molecular mass expresssed in gram (i.e. 1 g – mole) of all gases, at N. T. P., occupies a volume of
0.224 litres
2.24 litres
22.4 litres
224 litres
✅ The correct answer is option C.
Those substances which have so far not been resolved by any means into other substances of simpler form are called
elements
compounds
atoms
molecules
✅ The correct answer is option A.
According to kinetic theory of gases, the velocity of molecules __________ with the increase in temperature.
remains constant
increases
decreases
✅ The correct answer is option B.
Steam coal is a
pulverised coal
brown coal
coking bituminous coal
non-coking bituminous
✅ The correct answer is option D.