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Reflection of Light MCQs for Competitive Exams

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Reflection of Light MCQs for Competitive Exams

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

139 MCQs Page 1

Topic Notes: Reflection of Light

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

Reflection of Light 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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1
Optics is the
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2
69. A well cut diamond appears bright because
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3
A point source of light is situated at large distance. The nature of the wavefront at the point will be
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4
132. A pencil of light is incident on a plane mirror and after being reflected from it forms a real image, then the incident pencil is
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5
The central ring is bright in case of Newton's rings produced by
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6
A fluorescent tube which is equivalent to a line source of 100 candle per metre is hung horizontally 5 meters above the table. Then the illuminance at a point vertically below the tube is
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7
A screen is illuminated by two point sources A and B. Another source C sends a parallel beam of light towards point P on the screen. The lines AP, BP and CP are 3 m, 1.5 m and 1.5 m respectively. The radiant power of the sources A and B are 90 W and 180 W respectively. The beam coming from C is of intensity 20 W/m^2. The intensity at point P on the screen due to the source A will be
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8
In a pinhole camera, the effect of doubling the diameter of the hole from 0.5 mm to 1.0 mm is to
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9
An object 4 cm high is placed at a distance of 15 cm in front of a convex mirror having a radius of curvature of 10 cm. Then the image formed is at a distance of
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10
An object is placed 18 cms away from a concave mirror whose focal length is 10 cms. Then the size of area of the image if the object be 4 mm broad and 12 mm long is
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