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Physics - Electromagnetic Waves

Practise 30 NEET NTA questions on Electromagnetic Waves. Each question shows a quick preview so you can jump straight to the topic you want to revise.

Electromagnetic Waves has been asked in 0 of the 38 years of NEET NTA papers analysed (1988–2025), with 30 questions in all. 100% of them were easy, 0% moderate and 0% tough. Most of its questions came from 2025, with 0 questions that year. In the last three years (2023–2025) it had 0 questions across 6 papers, about 0 per paper.

All of the chapter's questions come from a single topic, Uncategorized.

  1. 1For plane electromagnetic waves propagating in the z-direction, which one of the following combinations gives the correct possible direction
  2. 2If E → and B → represent electric and magnetic field vectors of an electromagnetic wave, the direction of propagation of the wave is along
  3. 3The direction of propagation of electromagnetic wave is along
  4. 4The electric field portion of an electromagnetic wave is given by (all variables in SI units) E = 10 - 4 sin ⁡ 6 × 10 5 t - 0.01 x . The fre
  5. 5Electrons with de-Broglie wavelength λ fall on the target in an X -ray tube. The cut-off wavelength for the emitted X -rays is
  6. 6A laser beam is sent to the moon and reflected back to earth by a mirror placed on the moon by an astronaut. If the moon is at 3 , 84 , 000
  7. 7The frequencies of X -rays, γ -rays and ultraviolet rays are respectively a , b and c . Then
  8. 8A plane electromagnetic wave of frequency 40 MHz travels in free space in the x -direction. At some point and at some instant, the electric
  9. 9An electromagnetic wave of frequency 1 10 14 Hz is propagating along z -axis. The amplitude of the electric field is 4 V/m . If 0 = 8 . 8 1
  10. 10If λ v , λ x , a n d λ m represent the wavelengths of visible light, X - rays and microwaves respectively, then
  11. 11The magnetic field in a travelling electromagnetic wave has a peak value of 20 nT . The peak value of electric field strength is
  12. 12An electromagnetic wave is propagating along the + z -axis. Direction of electric and the magnetic field of this wave can be represented by
  13. 13When two different materials A and B having atomic number Z 1 and Z 2 are used as the target in Coolidge γ -ray tube at different operating
  14. 14Solar radiation is an example of
  15. 15About 5 % of the power of 100 W light bulb is converted to visible radiation. What is the average intensity of visible radiation at a distan
  16. 16An electromagnetic wave of frequency 1 10 14 Hz is propagating along z -axis. The amplitude of the electric field is 4 V/m . If 0 = 8 . 8 1
  17. 17Wavelength of characteristic X -ray depends on which property of target?
  18. 18If the directions of electric and magnetic field vectors of a plane electromagnetic wave are along positive y-direction and positive z-direc
  19. 19At its closest approach, the distance between the Mars and the Earth is found to be 60 million km . When the planets are at this closest dis
  20. 20Which one of the following statement is wrong, in the context of X -rays generated from X -ray tube?
  21. 21The speed of light in vacuum is equal to
  22. 22Which of the following are electromagnetic waves?
  23. 23The frequency of X -rays, Gamma rays and visible light wave rays are a , b and c respectively, then
  24. 24In a plane electromagnetic wave, the electric field oscillates sinusoidally at a frequency of 2.5 × 1 0 10 H z and amplitude 480 V m - 1 . T
  25. 25Frequencies of various radiations are given as f v → Visible light f r → Radio waves f u v → Ultra Violet waves Then which of the following
  26. 26The electromagnetic waves travel in free space with the velocity of
  27. 27Assume that a lamp radiates power P uniformly in all directions. The magnitude of electric field strength at a distance r from the lamp is
  28. 28An electromagnetic wave of frequency υ = 3.0 MHz passes from vacuum into a dielectric medium with permittivity ε = 4.0 . Then
  29. 29Electromagnetic waves propagate in the direction parallel to the vector
  30. 30The electric and the magnetic field, associated with an EM wave propagating along the + z -axis, can be represented by

Frequently Asked Questions

1.How many questions are available for Electromagnetic Waves?

This chapter includes 30 NEET NTA questions.

2.Are these questions only from NEET NTA, or from other exams too?

These are NEET NTA questions specifically for the Electromagnetic Waves chapter. Questions from other exams like NEET or AIIMS are organised separately under their respective exam sections.

3.What is the difficulty level of Electromagnetic Waves questions in NEET NTA?

Of the 30 questions analysed for this chapter, 100% are easy, 0% moderate and 0% tough. 2025 had the most, with 0 questions.

4.Which topics in Electromagnetic Waves should I focus on?

All of this chapter's questions come from a single topic: Uncategorized.