EASY
11th ICSE
IMPORTANT
Earn 100
The temperature of a gas rises during an adiabatic compression, although no heat is given to the gas from outside. Explain.
Important Questions on Internal Energy : First Law of Thermodynamics : Specific Heat
EASY
11th ICSE
IMPORTANT
Can the temperature of a gas increased, keeping its pressure and volume constant?
EASY
11th ICSE
IMPORTANT
A piece of lead is hammered. Does the internal energy of the lead increase? Does the heat enter the lead from outside?
EASY
11th ICSE
IMPORTANT
A hot piece of iron is immersed in cold water. Has the internal energy of water increased? Has any work been done by the iron?
EASY
11th ICSE
IMPORTANT
An ideal gas is compressed at a 'constant' temperature. Will its internal energy increase or decrease?
EASY
11th ICSE
IMPORTANT
If external energy is not supplied to an expanding gas, will the gas do any external work? If yes, from where the energy will come for it?
EASY
11th ICSE
IMPORTANT
Two bodies at different temperatures and , if brought in thermal contact, do not necessarily settle to the mean temperature Why?
EASY
11th ICSE
IMPORTANT
Does the number of degrees of freedom of a gas molecule change with rise in temperature?
EASY
11th ICSE
IMPORTANT
Show that for diatomic gas, the ratio of the two specific heats is
