Light MCQ question and answer with solution

Home

Competitive Exams

Aptitude English Verbal Reasoning Non Verbal Reasoning General Knowledge(GK) General Science(GS) Data Interpretation(DI) Banking Awareness Current Affairs

Computer & Programming

Computer Fundamentals Networking SQL Database C Programming C++ Programming Java Python

Other Subjects

Commerce Management Law Political Science Psychology Agriculture

Exam Categories

SSC Exams Railway Exams All Exams

Popular Exams

SSC CGL SSC CHSL SSC MTS Railway Group D RRB ALP RRB Technician RRB Section Controller

Engineering Subjects

Computer Science Electronics & Communication Mechanical Engineering Civil Engineering Electrical Engineering

More Engineering

Chemical Engineering Automobile Engineering Biotechnology Mining Engineering Geological Engineering

Engineering Core

Engineering Mathematics Engineering Physics Engineering Chemistry Metallurgical Engineering

Computer Fundamentals

Computer Fundamentals Networking Database SQL MySQL

Programming

C Programming C++ Programming Java Python PHP JavaScript

Advanced

Artificial Intelligence Machine Learning Data Science Cloud Computing Hadoop IoT

Graduation & PG

Commerce Management Law Mass Communication Political Science Psychology

Resources

Current Affairs Interview Blog

Each section contains 100 MCQs on Light .

In long-sightedness, images are formed

A) on retina B) infront of retina C) behind the retina D) on blind spot

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Optical fiber works on the principal of?

A) diffusion B) total internal reflection C) scattering D) refraction

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Sea seems blue due to

A) Excess deepness B) Reflection of sky and scattering of light by the drops of water C) Blue colour of water D) Upper layer of water

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Which one among the following has the highest energy?

A) Blue light B) Green light C) Red light D) Yellow light

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

An optical illusion which occurs mainly in deserts during hot summer is based on the principle of

A) reflection B) interference C) dispersion D) total internal reflection

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Light travels in a straight line (rectilinear propagation of light). This statement does hold, if the medium of travel for light

A) of variable refractive index B) made up of slabs of different refractive indice C) homogeneous and transparent D) inhomogeneous and transparent

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

In case of a concave mirror, if an object is kept between principal focus F and pole P of the mirror, then which one of the following statements about the image is not correct?

A) The image will be virtual B) The image will be enlarged or magnified C) The image will be formed at infinity D) The image will be erect

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Convex mirrors are used as a rear view mirror in motion cycles because

A) it forms virtual image B) it forms erect (upright) image C) it forms smaller image as compared with object D) All of the above

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

The visible range of solar radiation is

A) 100 - 400 nm B) 400 - 700 nm C) 740 - 10000 nm D) None of the above

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Which kind of mirrors is used as rear view wing mirrors in vehicles?

A) Concave and Convex B) Concave C) Plane D) Convex

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

1 2 3 4 5 6 7 8 9

Light MCQ question and answer with solution | Physics Gk MCQs