MEDIUM
11th West Bengal Board
IMPORTANT
Earn 100

Is entropy of a system a conserved quantity?

Important Questions on Thermodynamics

HARD
11th West Bengal Board
IMPORTANT
A Text Book of PHYSICS PART I : CLASS 11>Chapter 19 - Thermodynamics>EXERCISE>Q 28
State second law of thermodynamics in terms of entropy.
MEDIUM
11th West Bengal Board
IMPORTANT
A Text Book of PHYSICS PART I : CLASS 11>Chapter 19 - Thermodynamics>EXERCISE>Q 28
Work is fully convertible to heat. Is the reverse true ?
HARD
11th West Bengal Board
IMPORTANT
A Text Book of PHYSICS PART I : CLASS 11>Chapter 19 - Thermodynamics>EXERCISE>Q 28
Why reversible adiabatic process is called an isentropic process.
HARD
11th West Bengal Board
IMPORTANT
A Text Book of PHYSICS PART I : CLASS 11>Chapter 19 - Thermodynamics>EXERCISE>Q 28
Draw temperature - entropy T-S diagram for a Carnot cycle.
HARD
11th West Bengal Board
IMPORTANT
A Text Book of PHYSICS PART I : CLASS 11>Chapter 19 - Thermodynamics>EXERCISE>Q 28
How entropy is related to randomness of a system ? 
HARD
11th West Bengal Board
IMPORTANT
A Text Book of PHYSICS PART I : CLASS 11>Chapter 19 - Thermodynamics>EXERCISE>Q 28
If there is a source at temperature T1 and a sink at temperature T2, what is meant by available energy ?
HARD
11th West Bengal Board
IMPORTANT
A Text Book of PHYSICS PART I : CLASS 11>Chapter 19 - Thermodynamics>EXERCISE>Q 28
Show that available energy decreases by any real spontaneous process.
HARD
11th West Bengal Board
IMPORTANT
A Text Book of PHYSICS PART I : CLASS 11>Chapter 19 - Thermodynamics>EXERCISE>Q 28
What is the principle of degradation of energy ?