by BrainHub | Jul 30, 2023 | Updates
• Periodic Motion Motions, processes or phenomena, which repeat themselves at regular intervals, are called periodic. • Oscillatory Motion The motion of a body is said to be oscillatory motion if it moves to and fro about a fixed point after regular intervals of time....
by BrainHub | Jul 30, 2023 | Updates
• The kinetic theory was developed in the nineteenth century by Maxwell, Boltzman and others. Kinetic theory explains the behaviour of gases based on the idea that the gas consists of rapidly moving atoms or molecules. • Ideal Gas An ideal gas or a perfect gas is that...
by BrainHub | Jul 30, 2023 | Updates
The branch of physics which deals with the study of transformation of heat into other forms of energy and vice-versa is called thermodynamics. Thermodynamics is a macroscopic science. It deals with bulk systems and does not go into the molecular constitution of...
by BrainHub | Jul 30, 2023 | Updates
• Heat is the form of energy transferred between two (or more) systems or a system and its surroundings by virtue of temperature difference. The SI unit of heat energy transferred is expressed in joule (J). In CGS system, unit of heat is calorie and kilocalorie...
by BrainHub | Jul 30, 2023 | Updates
Fluids are the sustances which can flow e.g., liquids and gases. It does not possess definite shape. • When an object is submerged in a liquid at rest, the fluid exerts a force on its surface normally. It is called thrust of the liquid. • Pressure The thrust...
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