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Voltage and Current - Technical MCQs

Q1:

Current is:

A the presence of a positive charge

B the abundance of electrons

C the movement of electrons

D the repulsion of electrons

ANS:C - the movement of electrons

Basically the current is the rate of flow of charges that is coulombs/time and that rate of flow is the movement. So, the rate of flow (movement) of negative charges viz. Electrons is called the current.