Energy - QS Study
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Non-conservative Force

Non-conservative Force A force is said to be non-conservative if the work done by the force depends on the path along which the body moves.......

Conservative Force

Conservative Force A force is said to be conservative if the work done by the force does not depend on the path along which the......

Efficiency in Energy

Efficiency Energy When we get work from a machine or a body that work is smaller than the energy supplied to that machine or body......

Unit of Power

Unit of power Power is the rate at which work is done or energy is transferred in a unit of time. It is increased if......

Conservation of Energy at Maximum Height of a Thrown Body

Conservation of Energy at Maximum Height of a Thrown Body There appears kinetic energy in a body due to motion and potential energy due to......

Energy of Simple Harmonic Motion

Energy of Simple Harmonic Motion Simple harmonic motion is any periodic, repetitive motion where a restoring force is applied that is proportional to the displacement,......

Application of Principle of Conservation of Mechanical Energy

Application of principle of conservation of mechanical energy In case of collision between two trains energy conversion of similar type takes place [Fig. a]. Before......

Application of the Principle of Conservation of Energy

Application of the Principle of Conservation of Energy When two palms are rubbed together, they become warm; here mechanical energy is converted into heat energy.......

Experiment: Determination of Potential Energy of a Spring

Name of the experiment: Determination of potential energy of a spring Theory: Let a weight of mass in be hanged at one end of a......

Elastic Potential Energy

Elastic potential energy Within elastic limit, if a force is applied on a body it becomes strained and when the force is withdrawn the body......

Does the Potential Energy of a body become Zero?

Direction: Work is to be done against a body to take it from the standard position or shape to any other position or shape. This......

Can Potential Energy be Negative?

Direction: Potential energy can be negative. For example, potential energy at any point above earth’s surface is positive. Potential energy inside a mine is negative......

Gravitational Potential Energy

Gravitational Potential energy To raise a body above the ground against the gravitational force an external source or agent is needed to do work. This......

Potential Energy

Potential Energy Energy that is acquired due to the position of a body or, energy acquired by the body due to the change of position......

Translational Kinetic Energy

Translational kinetic energy Motion of a body can be translational and rotational or complex motion consisting of translational-rotational. So, kinetic energy of a body can......