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Intensity Questions

Practice 7 Intensity questions with detailed answers and explanations. Free MCQs, PYQs, and mock test questions for NEET, JEE, GATE, SSC and more.

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7
Total Questions
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3
Easy
๐ŸŸก
4
Medium
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0
Hard
Practice by Exam:Physics(7)

About intensity โ€” practice questions, PYQs & concepts

intensity is a frequently-tested topic on Physics. ExamTest.live currently lists 7 intensity questions spanning previous-year papers from 2026 to 2026, each with worked solutions and a step-by-step explanation. Use the filters on this page to focus on a specific exam, difficulty level or year โ€” every answer key is free, no sign-up required.

intensity weight in competitive exams

Across our intensity question bank, the largest sources are Physics (7). Click any exam chip above to drill down to that exam-specific question set.

How to use this page

  • Start easy: 3 easy intensity questions are available โ€” build fluency before moving up.
  • Target weak years: Use the year filter to focus on the most recent 2026 paper or older PYQs you have not attempted.
  • Time yourself: Every question shows the average solve time so you can benchmark your speed against other students.
  • Read every explanation: Even on questions you got right โ€” the explanation often surfaces a faster approach you can reuse.

All Intensity Questions(1โ€“7 of 7)

Filter:
Q1easymcqPhysicsNEET 2020 E12026
The ratio of contributions made by the electric field and magnetic field components to the intensity of an electromagnetic wave is: ( =speed of electromagnetic waves)
Q2mediummcqPhysicsAIEEE2026
The intensity of gamma radiation from a given source is . On passing through of lead, it is reduced to . The thickness of lead which will reduce the intensity to will be:
Q3easymcqPhysicsPhysics
0% accuracy
A point source emits sound equally in all directions in a non-absorbing medium. Two points P and Q are at distance of 2m and 3m respectively from the source. The ratio of the intensities of the waves at P and Q is :
Q4mediummcqPhysicsPhysics
Two periodic waves of intensities and pass through a region at the same time in the same direction. The sum of the maximum and minimum intensities is:
Q5easymcqPhysicsPhysics
The number of photo electrons emitted for light of a frequency (higher than the threshold frequency ) is proportional to:
Q6mediummcqPhysicsPhysics
A lens having focal length and aperture of diameter forms an image of intensity . Aperture of diameter in central region of lens is covered by a black paper. Focal length of lens and intensity of image now will be respectively:
Q7mediummcqPhysicsPhysics
Two sources of sound placed close to each other, are emitting progressive waves given by and . An observer located near these two sources of sound will hear:

Frequently Asked Questions

How many Intensity questions are on ExamTest.live?โ–ผ
We have 7 Intensity questions spread across 1 pages, covering easy, medium, and hard difficulty levels with detailed explanations.
Are Intensity MCQs free?โ–ผ
Yes. All Intensity questions, answers, and explanations on ExamTest.live are completely free. No account or subscription required.
Which exams include Intensity questions?โ–ผ
Intensity questions are commonly asked in Physics. You can filter by exam using the links above.
How do I practice Intensity questions effectively?โ–ผ
Start with easy questions to build confidence, then tackle medium and hard ones. Use the filter buttons to sort by difficulty. Reveal the answer only after attempting each question, and read the explanation thoroughly.