Class 10 Online Courses

Chapter 6: Class 10 Physics Exam Tests

Class 10 Physics MCQs - Chapter 6

# Geometrical Optics MCQ (Multiple Choice Questions) PDF - 6

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## Geometrical Optics Questions & Answers : MCQ Quiz 6

MCQ 26: Concave lens is also called

A) diverging lens
B) converging lens
C) convex lens
D) none of above

MCQ 27: To see dim stars, we use

A) simple microscope
B) compound microscope
C) endoscope
D) telescope

MCQ 28: Power of a lens is defined as the reciprocal of its

A) focal length in meters
B) principal axis
C) optical center
D) vertex

MCQ 29: The focus lies behind the mirror in

A) convex mirror
B) concave mirror
C) silver mirror
D) plane mirror

MCQ 30: After refraction by the lens, the ray parallel to the principal axis passes through the

A) optical center
B) vertex
C) focal point
D) core

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