Third Law of Thermodynamics MCQs

Prepare for Third Law of Thermodynamics MCQs with verified questions, past-paper solutions, and conceptual explanations for CSS, PMS, FPSC, PPSC, and NTS examinations.

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Topic Notes: Third Law of Thermodynamics

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 Third Law of Thermodynamics 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 Third Law of Thermodynamics.
Past Papers
Includes frequently repeated questions from past examinations.
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Preparation Guide & Key Focus Areas for Third Law of Thermodynamics MCQs

When preparing for Third Law of Thermodynamics 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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42. When a galvanometer is shunted with a 6 Ω resistance the deflection is reduced to one-third. If the galvanometer is further shunted with a resistance of 3 Ω, the deflection is reduced to