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Electric Current and Drift Velocity MCQs for Competitive Exams

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Electric Current and Drift Velocity MCQs for Competitive Exams

Practice with answers, explanations, and exam-focused revision notes.

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Topic Notes: Electric Current and Drift Velocity

These notes summarize the key preparation context before you attempt the MCQs. Review the topic focus, then practice the questions below with answers and explanations.

Quick Overview

Electric Current and Drift Velocity MCQs in Physics are useful for candidates who need targeted practice for CSS, PMS, FPSC, PPSC, NTS, entry tests, and other competitive exams in Pakistan. This topic page is designed for quick revision, repeated practice, and exam-focused preparation.

Attempt the questions page by page, check the correct answers, read the explanations where available, and compare your weak areas with past papers and mock test performance. Consistent MCQ practice improves speed, confidence, and retention for objective exam sections.

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21
Determine the electric current drawn by a bulb if 300 Coulombs of charge flows through the circuit in 10 minutes.
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22
Calculate the total electric charge that passes through an electric bulb filament if a current of 0.9 A flows for a duration of two minutes.
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23
What is the term for the electric current defined by the movement of positive charge carriers?
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24
What are the essential components required to form a complete and functional electrical circuit?
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25
What physical phenomenon is represented by the random motion of electrons in an open circuit?
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26
If an electric current of 0.5 A flows through a light bulb filament for 5 minutes, what is the total electric charge that passes through the wire?
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27
What is the net electrical charge of a current-carrying wire under normal conditions?
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28
What term describes the energy provided by a battery to a unit positive charge as it moves through a closed electrical circuit?
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29
What is the specific term for the electrical wire maintained at zero potential by a direct connection to the Earth at the power station?
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30
What material is commonly used as an insulating coating for electrical wires in residential buildings?
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