|
Determine y from degrees of freedom
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|
0
|
1490
|
August 22, 2016
|
|
Derive an expression for work done in isothermal process
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|
0
|
27607
|
August 22, 2016
|
|
A thermodynamic system is taken from an original state to an intermediate state by linear process shown in figure here
|
|
1
|
2566
|
August 22, 2016
|
|
Derive an expressions to find the specific heat with the help of calorimeter
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0
|
1382
|
August 22, 2016
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|
Answer the following questions based on the P-T phase diagram of C${{O}_{2}}$:
|
|
1
|
659
|
August 22, 2016
|
|
In changing the state of a gas adiabatically from an equilibrium state A to another equilibrium state B
|
|
1
|
1849
|
August 22, 2016
|
|
Why do birds swell feather in winter?
|
|
0
|
629
|
August 22, 2016
|
|
Can we boil water inside an earth satellite by convection?
|
|
0
|
1262
|
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
|
441
|
August 22, 2016
|
|
In what ways are the gas thermometer superior to mercury thermometer?
|
|
0
|
521
|
August 22, 2016
|
|
Should thermometer bulb have large heat capacity or small heat capacity ? Explain
|
|
0
|
530
|
August 22, 2016
|
|
Generally what is the range of values of the specific heat of a gas?
|
|
0
|
1076
|
August 22, 2016
|
|
Why does specific heat of gases increase with their atomicity?
|
|
0
|
1254
|
August 22, 2016
|
|
Same mass of a rarefied gas has more internal energy than the compressed gas when kept at same temperature. Why?
|
|
0
|
1577
|
August 22, 2016
|
|
What is the pressure of a gas in terms of kinetic parameters?
|
|
0
|
463
|
August 22, 2016
|
|
What is the origin of internal K.E. ? How does it affect a substance?
|
|
0
|
429
|
August 22, 2016
|
|
What is the origin of internal potential energy ? How does it affect a substance?
|
|
0
|
489
|
August 22, 2016
|
|
Why is it impossible for a ship to use the internal energy of sea water to operate its engine?
|
|
0
|
3785
|
August 22, 2016
|
|
Distinguish between evaporation and boiling
|
|
0
|
572
|
August 22, 2016
|
|
How do you distinguish between a gas and vapour?
|
|
0
|
499
|
August 22, 2016
|
|
How can the internal energy of an ideal gas be change?
|
|
0
|
448
|
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
|
459
|
August 22, 2016
|
|
Hot air becomes cooler as it rises appreciably. Why?
|
|
0
|
1059
|
August 22, 2016
|
|
Air pressure in a car tyre increases during driving. Explain, why?
|
|
0
|
3773
|
August 22, 2016
|
|
By applying the first law of thermo-djpiamics- to isobaric process, obtain relation between two specific beats of a gas
|
|
0
|
609
|
August 22, 2016
|
|
A gas does work during adiabatic change. What is the source of mechanical energy to produced?
|
|
0
|
1599
|
August 22, 2016
|
|
Why does the temperature of a gas decrease, when it is allowed to expand adiabatically?
|
|
0
|
1287
|
August 22, 2016
|
|
Is it possible to increase the temperature of a gas without adding heat to it ? If yes, then explain how?
|
|
0
|
3178
|
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
|
1027
|
August 22, 2016
|
|
What are the conditions for thermodynamic equilibrium?
|
|
0
|
2340
|
August 22, 2016
|