Reflection of Light MCQs

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

157 Solved Questions • 118 Mins Practice • Updated for 2026 Competitive Exams
MCQS
2026 Solved Edition · Updated October 2026 · Verified Editorial Standards

Welcome to the verified preparation module for Reflection of Light MCQs on McqsMind. This comprehensive set offers solved multiple-choice questions with answers, detailed explanations, and authentic past-paper style questions aligned with the latest syllabus of Geometrical Optics (Physics).

100% Verified Answer Keys CSS, PMS, FPSC, PPSC, NTS Ready 2026/2027 Syllabus Guidelines

Direct Definition & Conceptual Scope

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Reflection of Light constitutes an essential examination topic within Physics, evaluating theoretical principles, historical context, and practical problem-solving applications. On MCQsMind, candidates practice verified past-paper solutions, conceptual breakdowns, and syllabus-aligned questions tailored for CSS, PMS, and competitive screening examinations.

Solved Questions

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

157 MCQs Page 5

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41
81. A light ray is incident normally on a plane mirror. The angle of reflection will be
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42
A beam of light AO is incident on a glass slab (n = 1.54) in the direction shown. The reflected ray OB is passed through a Nicol prism. On viewing through a Nicol prism, we find on rotating the prism that
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43
At what distance from a concave mirror of focal length 10 cm must an object be placed in order that an image double its size may be obtained?
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44
One cannot see through fog because
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45
Light from the sun reaches the earth in
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46
A 400 cd lamp is separated by a distance of 1.0 m from a screen. At what distance behind the lamp should a plane mirror parallel to the screen be placed for the illuminance at the screen centre to increase by 100 lux?
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47
Two 250 cd lamps hang one above the other at heights 2.5 m and 3.5 m from the ground. Find the illuminance of the ground at a distance of 2.5 m from the point on the ground above which the lamps hang?
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48
49. A ray of light makes an angle of 10° with the horizontal and strikes a plane mirror which is inclined at an angle θ to the horizontal. The angle θ for which the reflected ray becomes vertical is
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49
In the above question, the breadth and height of the second car seen in the mirror of first car, are respectively
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50
A lamp with dirty chimney is exactly balanced by a point source distant 10 cm from the grease spot. With clean chimney the point source is moved 2 cm to obtain a balance again. Then the percentage of light transmitted by the dirty chimney is nearly
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Pedagogical Syllabus Blueprint

Reflection of Light MCQs: Preparation Strategy & Exam Blueprint

Examination Weightage & Commission Distribution

In Pakistan's premier competitive examinations—including the Federal Public Service Commission (FPSC General Recruitment & CSS MPT), Punjab Public Service Commission (PPSC Lecturer, Tehsildar & PMS Screening), KPPSC, SPSC, and BPSC—questions derived from Reflection of Light MCQs consistently constitute a decisive 10% to 25% weightage of the Geometrical Optics paper. Testing agencies frequently evaluate both foundational factual recall and deeper analytical comprehension, requiring aspirants to master key dates, statutory articles, constitutional clauses, and thematic definitions.

High-Yield Conceptual Pillars & Distractor Analysis

Historical trend analysis across past five-year examination cycles demonstrates that examiner traps frequently involve closely matched numerical alternatives, chronologically contiguous treaties, and semantic subtleties in statutory phraseology. When preparing Reflection of Light MCQs, candidates must deliberately review the underlying rationale provided for every question rather than merely memorizing raw answer options. Understanding why incorrect distractors fail is the most reliable predictor of achieving top percentiles in computerized and optical mark recognition (OMR) screening tests.

Negative Marking Mitigation & Time Management Protocol

For examinations enforcing negative marking penalties (such as PPSC's 0.25-mark deduction per erroneous response or NTS gatekeeper quotas), an aggressive elimination technique must be deployed. Candidates should systematically rule out improbable options first to elevate probability thresholds from 25% to 50% or 100%. Allocating an average of 45 to 60 seconds per item during mock trials builds the psychological stamina and cognitive precision required to complete 100-question papers within official 90-minute time limits.

Recommended Reference Sources & Statutory Reading

To achieve definitive conceptual mastery in Physics, candidates are advised to cross-reference our solved explanations with primary gazettes, statutory texts, and canonical academic textbooks. Verifying controversial questions against authentic official repositories guarantees that prospective civil servants and professional candidates present incontestable answers during both optical paper evaluations and viva voce departmental interviews.