Electricity & Megnetism
What is Difference between Galvanometer and ammeter?
Galvanometer and ammeter are both current measuring devices. The basic difference between galvanometer and ammeter is that The galvanometer is…
Hall effect and its applications in semiconductors
"An effect when occurring when a current-carrying conductor is placed in a magnetic field and orientated so that the field…
Difference between potentiometer and voltmeter in tabular form
The voltmeter is used to find the potential difference,it has high and finite resistance. While potentiometer has high and infinite…
Different Types of Capacitors and Their images & Symbols
"A capacitor is a device that can store charge."Apart from resistors and inductors, it is the other basic component commonly…
Types of Electromagnetic Waves And Their Uses
Electromagnetic waves require no medium for transmission and rapidly propagate through the vacuum. Radio waves, microwaves, X-rays, Gamma rays, infrared…
Coulomb’s law formula with examples and problems
What is Coulomb's law? "Coulomb's law states that force of attraction or repulsion between two electric charges is directly proportional…
What are the Different types of electric motor?
An electric motor is an electromechanical device that converts electrical energy into mechanical energy. Basically, there are three types of…
Resistance in series and parallel circuits
Combinations of resistance in electric circuit There are two possible combinations of resistance in electric circuits: Series combination Parallel combination…
What is difference between Electrostatic force and nuclear force
Electrostatic force Electrostatic force acts between charged particles only. Electrostatic force is a long range force. A proton can interact…
Eddy current: Definition, formula and Applications
What is eddy current? A current is induced in a conductor when subject to a varying magnetic field. Such currents…