Physics

Kinetic Theory of an Ideal Gas

Kinetic Theory of an Ideal Gas

Kinetic theory of an ideal gas is composed of a large number of tiny invisible particles know as molecules. These molecules are always in...
Equation of state of a perfect gas

Equation of state of a perfect gas

The equation of state of a perfect gas: Gas laws are study of any two of quantities like pressure, volume and temperature when the third...
Second Law of Thermodynamics

Second Law of Thermodynamics

Second Law of Thermodynamics: First law of thermodynamics states the equivalence of heat and energy. It does not...
Heat Engine ,Refrigerators and Heat Pumps

Heat Engine, Refrigerators and Heat Pumps

Heat Engine and efficiency A heat engine is a device by which a system is made to undergo a cyclic process that results in the...
Adiabatic Process, Isochoric process & Isobaric Process

Adiabatic Process, Isochoric process & Isobaric Process

Adiabatic Process: Process in which no heat enters or leaves a system is called an adiabatic process For...
Thermodynamic Process

Thermodynamic Process

A thermodynamic process is said to be taking place if the thermodynamic variable of the system change with time. Types of thermodynamic Process:- ...
First law of thermodynamics

First law of thermodynamics

First law of thermodynamics: The internal energy U of a system can change through two modes of energy transfer: heat and work. Let ΔQ =...
Heat, Internal Energy and Work

Heat, Internal Energy and Work

Heat and work: Heat Work Heat is a mode of energy transfer due to the temperature difference between the system and the surrounding. Work is the mode of energy...
Thermodynamics, Thermal Equilibrium & Zeroth law of Thermodynamics

Thermodynamics, Thermal Equilibrium & Zeroth law of Thermodynamics

Thermodynamics is the branch of physics that deals with the concepts of heat and temperature and the inter-conversion of heat and other forms of...
Stefan’s Law & Wien’s displacement law

Stefan’s Law & Wien’s displacement law

Stefan’s Law This law states that the total heat energy emitted by a perfect black body per second per unit area is directly proportional to...