Higher Study | Physics | Thermodynamics

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

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