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Back emf effect in motor

Back emf effect in motor

Back emf effect Motor The emf induced which opposes the emf running the motor is called the back emf of …

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DC Motor: Its principle, construction and working

dc motor

D.C. Motor It is a device that converts electrical energy into mechanical energy. Principle When the current-carrying coil is placed …

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Back Motor Effect in Generators

Back Motor Effect in Generators

The torque produced in the coil due to the current in the coil which opposes the rotational motion of the …

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DC Generator its principle, construction and working

DC Generator its principle

DC Generator It is a device that converts mechanical energy into electrical energy and produces direct current and direct emf. …

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Alternating Current Generator: its principle, construction, and working also derived expression for induced emf

Alternating Current Generator

Alternating Current Generator It is a device that converts mechanical energy into electrical energy and generates alternating current is called …

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Expression for Energy Stored in an Inductor and Energy density

Energy Stored in an Inductor and Energy density

Energy Stored in an Inductor Consider a coil connected to a battery through switch S. When the switch is turned …

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Self Induction, Circuit Construction, Working, Expression and unit

Self Induction

Self Induction The phenomenon in which a changing current in a coil produces an induced emf in the same coil …

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Mutual Induction, its construction, Its working, drive its expression and unit

Mutual Induction

Mutual induction The phenomenon in which a changing current in one coil produces an induced emf in another coil is …

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Define and explain Lenz’s Law

Lenz’s law and direction of induced EMF The direction of the induced current is always such to oppose the change …

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Define and Explain Faraday’s Law

Faraday's Law

Faraday’s Law The average induced emf in conducting coil of the N loop is equal to the negative of N …

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Recent Posts

  • Back emf effect in motorBack emf effect in motor
  • dc motorDC Motor: Its principle, construction and working
  • Back Motor Effect in GeneratorsBack Motor Effect in Generators
  • DC Generator its principleDC Generator its principle, construction and working
  • Alternating Current GeneratorAlternating Current Generator: its principle, construction, and working also derived expression for induced emf
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