Electricity - QS Study
QS Study

Potentiometer

Potentiometer: The instrument by which small amount of potential difference and electromotive force can be measured by potential drop method is called potentiometer. The measuring......

Meter Bridge

Meter bridge: The instrument in which having uniform section of lm the resistance of a wire of uniform cross-section of lm length is used and......

Post Office Box

Post Office Box: The resistances of resistance box that are used as three arms of a Wheatstone and by inserting an unknown resistance in the......

Lost Volt

Lost volt: The potential difference between the two terminals of a cell decrease by an amount that does not contribute to the circuit, is called......

Joule’s Laws of Heat

Joule’s Laws of Heat Joule heating describes the process where the energy of an electric current is converted into heat as it flows through a......

Determine Unknown Resistance by a Post Office Box

Experiment: To determine the unknown resistance by a Post Office Box Theory: By inserting appropriate resistance in the post office box current passing through the......

Determine Specific Resistance of a Wire by Meter Bridge

Experiment: To determine the specific resistance (resistivity) of a wire by meter bridge Theory: The amount of resistance or hindrance that a conductor having unit......

Compare Electromotive Forces of two electric cells by Potentiometer

Experiment: Compare the electromotive forces of two electric cells by a Potentiometer Theory: When the circuit remains open, then the potential difference between the two......

Use of Shunt in Galvanometer

Use of Shunt in Galvanometer The shunt is an electrical conductor joining two points of a circuit, through which more or less of a current......

Application of Kirchoff’s Law in case of Series Combination of Cells

The concept of the laws Current and resistance in a simple circuit can be determined by using Ohm’s law. But if the circuit is complex......

Application of Kirchoff’s Law in Parallel Combination of Cells

The concept of the laws Current and resistance in a simple circuit can be determined by using Ohm’s law. But if the circuit is complex......

Application of Shunt

Application of Shunt The shunt is an electrical conductor joining two points of a circuit, through which more or less of a current may be......