general knowledge quiz questions | general science in hindi | Physics gk
Topics Covered:
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.
Inverter : a device that converts Dc to Ac.
Dynamo / Electric Motor
Electric Blub/ फ्यूज तार
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