विद्युत धारा और ओम का नियम || General science ||class-11 || Rajasthan LDC/ CET 2024-25 By Amit jha

विद्युत धारा और ओम का नियम || General science ||class-11 || Rajasthan LDC/ CET 2024-25 By Amit jha
#electric​ #ntpc​ #amit
Electric Current ( विद्युत धारा ) | Transformer|Ac Dc |
Electric current: -An electric current is a flow of electric charge.
Conductor & Insulator: In a conductor, electric current can flow freely, in an insulator it cannot.
Ac /Dc: direct current (DC):- the electric charge (current) only flows in one direction.
Electric charge in alternating current (AC), on the other hand, changes direction periodically.
Rectifier: An electrical device which converts an alternating current into a direct Current.
Transformer: A transformer is an electrical device that transfers electrical energy between two or more circuits through electromagnetic induction.
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