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Electric Current and Drift Velocity MCQs

Prepare for Electric Current and Drift Velocity MCQs with verified questions, past-paper solutions, and conceptual explanations for CSS, PMS, FPSC, PPSC, and NTS examinations.

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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

Master Electric Current and Drift Velocity MCQs for Competitive Exams with our comprehensive, verified question bank. Designed for students and competitive exam aspirants across Pakistan, this study resource provides topic-wise practice questions for CSS, PMS, FPSC, PPSC, SPSC, KPPSC, BPSC, NTS, and university entry tests.

Exam Focus
Aligned with FPSC, PPSC, and CSS syllabus criteria for Electric Current and Drift Velocity.
Past Papers
Includes frequently repeated questions from past examinations.
Solved & Verified
Each question features verified answers and conceptual explanations.

Preparation Guide & Key Focus Areas for Electric Current and Drift Velocity MCQs

When preparing for Electric Current and Drift Velocity MCQs (Physics), focus on core definitions, historical timelines, relevant provisions, and commonly tested factual points. Review each question below, test your knowledge against the given options, and inspect the detailed explanation to solidify your understanding.

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61
125. A transistor can be used as an amplifier when
62
A galvanometer of resistance 20 Ω gives full scale deflection with a current of 0.004 A. To convert it into an ammeter of range 1 A, the necessary shunt resistance will be ____.
63
The highest value reached by voltage or current in one cycle is called:
64
When resistance of a current carrying wire increases due to rise in temperature, the drift velocity of electrons:
65
What for is a semiconductor diode used?
66
Why does no net current flow through a conductor in the absence of an external electric field?
67
The unit 'coulomb per second' is equivalent to which of the following SI units?
68
What term describes the magnitude of electric current flowing through a cross-sectional area per unit area?
69
Due to presence of . . . . . . . . in an object, it conducts electricity.
70
What is the net electrical charge state of a conductor while it is carrying a steady electric current?