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Em Waves Questions

Practice 14 Em Waves questions with detailed answers and explanations. Free MCQs, PYQs, and mock test questions for NEET, JEE, GATE, SSC and more.

๐Ÿ“š
14
Total Questions
๐ŸŸข
8
Easy
๐ŸŸก
5
Medium
๐Ÿ”ด
1
Hard
Practice by Exam:Physics(14)

About EM Waves โ€” practice questions, PYQs & concepts

EM Waves is a frequently-tested topic on Physics. ExamTest.live currently lists 14 EM Waves 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.

EM Waves weight in competitive exams

Across our EM Waves question bank, the largest sources are Physics (14). Click any exam chip above to drill down to that exam-specific question set.

How to use this page

  • Start easy: 8 easy EM Waves 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 Em Waves Questions(1โ€“14 of 14)

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Q1easymcqPhysicsNEET (UG) 20242026
A parallel plate capacitor is charged by connecting it to a battery through a resistor. If is the current in the circuit, then in the gap between the plates:
Q2easymcqPhysicsNEET (UG) 20242026
The property which is not of an electromagnetic wave travelling in free space is that:
Q3mediummcqPhysicsJEE Main2026
The magnetic field in a travelling electromagnetic wave has a peak value of . The peak value of electric field strength is:
Q4mediummcqPhysicsPhysics
50% accuracy
The dimensions of are:
Q5mediummcqPhysicsPhysics
0% accuracy
The electric and the magnetic field, associated with an e.m. wave, propagating along the -axis, can be represented by:
Q6mediummcqPhysicsPhysics
0% accuracy
The decreasing order of wavelength of infrared, microwave, ultraviolet and gamma rays is:
Q7easymcqPhysicsPhysics
The electric and magnetic field of an electromagnetic wave are:
Q8easymcqPhysicsPhysics
The velocity of electromagnetic radiation in a medium of permittivity and permeability is given by:
Q9mediummcqPhysicsPhysics
The electric field part of an electromagnetic wave in a medium is represented by , , . The wave is:
Q10easymcqPhysicsPhysics
Which of the following statements is false for the properties of electromagnetic waves?
Q11easymcqPhysicsPhysics
The ratio of amplitude of magnetic field () to the amplitude of electric field () for an electromagnetic wave propagating in vacuum is equal to:
Q12easymcqPhysicsPhysics
The electric field associated with an e.m. wave in vacuum is given by . The value of wave vector is:
Q13easymcqPhysicsPhysics
The condition under which a microwave oven heats up a food item containing water molecules most efficiently is:
Q14hardmcqPhysicsPhysics
Light with an energy flux of falls on a perfectly reflecting surface at normal incidence. If the surface area is , the average force exerted on the surface is:

Frequently Asked Questions

How many Em Waves questions are on ExamTest.live?โ–ผ
We have 14 Em Waves questions spread across 1 pages, covering easy, medium, and hard difficulty levels with detailed explanations.
Are Em Waves MCQs free?โ–ผ
Yes. All Em Waves questions, answers, and explanations on ExamTest.live are completely free. No account or subscription required.
Which exams include Em Waves questions?โ–ผ
Em Waves questions are commonly asked in Physics. You can filter by exam using the links above.
How do I practice Em Waves 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.