Physics | Thermodynamics

Practice Physics | Thermodynamics on Bissoy — browse topics below and open any question.

Carnot engine Entropy First law of thermodynamics Heat Heat engines Refrigerators and heat pumps Reversible and irreversible processes Second law of thermodynamics Specific heat capacity Thermal equilibrium Thermodynamic processes Thermodynamic state variables and equation of state Zeroth law of thermodynamics

Questions

Choose the correct statement.

ক

Many people have computer phobia, that generates more unemployment.

খ

Many people have computer phobia, which generates more unemployment.

গ

Many people have computer phobia, what generates more unemployment.

ঘ

Many people have computer phobia, and generates more unemployment.

Which of the following is a state function?

ক

Entropy

খ

Heat

গ

Work

Which of the following is an extensive variable?

ক

Volume

খ

Pressure

গ

Boiling point

ঘ

Color

Which of the following is the curve for Bose-Einstein statistics?

ক

X

খ

Y

গ

Z

ঘ

None

Which device maintains a body at a temperature lower than the temperature of the surroundings?

ক

PMM1

খ

PMM2

গ

refrigerator

ঘ

heat pump

Which of the following is an intensive variable?

ক

Moles

খ

Enthalpy per mole

গ

Enthalpy

Identify which one is a first order phase transition?

ক

A liquid to gas transition at its critical temperature

খ

A liquid to gas transition close to its triple point

গ

A paramagnetic to ferromagnetic transition in the absence of a magnetic field

ঘ

A metal to superconductor transition in the absence of a magnetic field

Carnot cycle is

ক

A reversible cycle

খ

An irreversible cycle

গ

A semi-reversible cycle

ঘ

A quasi static cycle