|
Determine y from degrees of freedom
|
|
0
|
1600
|
August 22, 2016
|
|
Derive an expression for work done in isothermal process
|
|
0
|
28026
|
August 22, 2016
|
|
A thermodynamic system is taken from an original state to an intermediate state by linear process shown in figure here
|
|
1
|
2680
|
August 22, 2016
|
|
Derive an expressions to find the specific heat with the help of calorimeter
|
|
0
|
1467
|
August 22, 2016
|
|
Answer the following questions based on the P-T phase diagram of C${{O}_{2}}$:
|
|
1
|
709
|
August 22, 2016
|
|
In changing the state of a gas adiabatically from an equilibrium state A to another equilibrium state B
|
|
1
|
1929
|
August 22, 2016
|
|
Why do birds swell feather in winter?
|
|
0
|
672
|
August 22, 2016
|
|
Can we boil water inside an earth satellite by convection?
|
|
0
|
1329
|
August 22, 2016
|
|
Two identical rectangular strips one of Cu and the other of steel are rivetted to form bimetallic strip. What will happen on heating?
|
|
0
|
486
|
August 22, 2016
|
|
In what ways are the gas thermometer superior to mercury thermometer?
|
|
0
|
563
|
August 22, 2016
|
|
Should thermometer bulb have large heat capacity or small heat capacity ? Explain
|
|
0
|
576
|
August 22, 2016
|
|
Generally what is the range of values of the specific heat of a gas?
|
|
0
|
1140
|
August 22, 2016
|
|
Why does specific heat of gases increase with their atomicity?
|
|
0
|
1299
|
August 22, 2016
|
|
Same mass of a rarefied gas has more internal energy than the compressed gas when kept at same temperature. Why?
|
|
0
|
1615
|
August 22, 2016
|
|
What is the pressure of a gas in terms of kinetic parameters?
|
|
0
|
499
|
August 22, 2016
|
|
What is the origin of internal K.E. ? How does it affect a substance?
|
|
0
|
470
|
August 22, 2016
|
|
What is the origin of internal potential energy ? How does it affect a substance?
|
|
0
|
530
|
August 22, 2016
|
|
Why is it impossible for a ship to use the internal energy of sea water to operate its engine?
|
|
0
|
3867
|
August 22, 2016
|
|
Distinguish between evaporation and boiling
|
|
0
|
632
|
August 22, 2016
|
|
How do you distinguish between a gas and vapour?
|
|
0
|
547
|
August 22, 2016
|
|
How can the internal energy of an ideal gas be change?
|
|
0
|
479
|
August 22, 2016
|
|
On applying brakes to a car it is moving down a hill, at a constant speed. In this process of motion with constant speed, brakes become hot. Why?
|
|
0
|
500
|
August 22, 2016
|
|
Hot air becomes cooler as it rises appreciably. Why?
|
|
0
|
1101
|
August 22, 2016
|
|
Air pressure in a car tyre increases during driving. Explain, why?
|
|
0
|
3816
|
August 22, 2016
|
|
By applying the first law of thermo-djpiamics- to isobaric process, obtain relation between two specific beats of a gas
|
|
0
|
682
|
August 22, 2016
|
|
A gas does work during adiabatic change. What is the source of mechanical energy to produced?
|
|
0
|
1654
|
August 22, 2016
|
|
Why does the temperature of a gas decrease, when it is allowed to expand adiabatically?
|
|
0
|
1353
|
August 22, 2016
|
|
Is it possible to increase the temperature of a gas without adding heat to it ? If yes, then explain how?
|
|
0
|
3238
|
August 22, 2016
|
|
Milk is poured into a cup of tea and is mixed with a spoon. What happens to the work done to mix the tea and milk?
|
|
0
|
1071
|
August 22, 2016
|
|
What are the conditions for thermodynamic equilibrium?
|
|
0
|
2416
|
August 22, 2016
|