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Previous year question hub

Electromagnetic Waves - Electromagnetism - Physics Previous Year Questions

Practice Electromagnetic Waves - Electromagnetism - Physics previous year questions organised from real papers, with year-wise coverage and clear topic navigation.

9Papers
9Years
15Questions
1Topics

Electromagnetic Waves question pattern

Every graph below is calculated only from this selection.

Questions by year

Year-wise coverage for Electromagnetic Waves. Each bar uses a separate theme-derived color.

Difficulty distribution

How the classified questions are distributed by difficulty.

Not classified 15 100%

Question type distribution

MCQ, numerical, multiple-select and other formats found in these papers.

Multiple Choices 15 100%

Subject weightage

Top subjects by unique question coverage.

Physics
15 Qs

Most asked topics

Top topics across the included previous year papers.

Electromagnetism
15 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Electromagnetic Waves
15 Qs

Paper coverage

Question coverage for the most populated papers. Every active PYP paper remains listed below.

KCET 2026
2 Qs
KCET 2025
2 Qs
KCET 2024
1 Qs
KCET 2023
1 Qs
KCET 2022
1 Qs
KCET 2021
2 Qs
KCET 2020
1 Qs
KCET 2019
4 Qs
KCET 2017
1 Qs

Included previous year papers

Newest papers appear first. Sort by year, question coverage or name.

PaperYear / sessionQuestions in this viewOpen
KCET 202620262View paper
KCET 202520252View paper
KCET 202420241View paper
KCET 202320231View paper
KCET 202220221View paper
KCET 202120212View paper
KCET 202020201View paper
KCET 201920194View paper
KCET 201720171View paper

All Electromagnetic Waves previous year questions

Practice every matching question in batches of 20, with every available option.

1
2017 · Physics · Electromagnetism · Electromagnetic Waves
KCET 2017
If $\mathbf{E}$ and $\mathbf{B}$ represent electric and magnetic field vectors of an electromagentic wave, the direction of propagation of the wave is along
A
$\mathbf{E} \times \mathbf{B}$
B
$\mathbf{B} \times \mathrm{E}$
C
E
D
$\mathbf{B}$
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2
2019 · Physics · Electromagnetism · Electromagnetic Waves
KCET 2019

An electromagnetic wave is travelling in \(x\)-direction with electric field vector given by, \(\mathbf{E}_y=E_0 \sin (k x-\omega t) \hat{\mathbf{j}}\). The correct expression for magnetic field vector is

A
\(\mathbf{B}_y=E_0 C \sin (k x-\omega t) \hat{\mathbf{j}}\)
B
\(\mathbf{B}_z=E_0 C \sin (k x-\omega t) \hat{\mathbf{k}}\)
C
\(\mathbf{B}_y=\frac{E_0}{C} \sin (k x-\omega t) \hat{\mathbf{j}}\)
D
\(\mathbf{B}_z=\frac{E_0}{C} \sin (k x-\omega t) \hat{\mathbf{k}}\)
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3
2019 · Physics · Electromagnetism · Electromagnetic Waves
KCET 2019

An antenna uses electromagnetic waves of frequency \(5 \mathrm{~MHz}\). For proper working, the size of the antenna should be

A
15 m
B
300 m
C
15 km
D
3 km
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4
2019 · Physics · Electromagnetism · Electromagnetic Waves
KCET 2019

Due to Doppler's effect the shift in wavelength observed is \(0.1 \mathop A\limits^o\) for a star producing wavelength \(6000 \mathop A\limits^o\). Velocity of recession of the star will be

A
25 km/s
B
10 km/s
C
5 km/s
D
20 km/s
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5
2019 · Physics · Electromagnetism · Electromagnetic Waves
KCET 2019

The phenomenon involved in the reflection of radio-waves by ionosphere is similar to

A
reflection of light by plane mirror
B
total internal reflection of light in air during a mirage
C
dispersion of light by water molecules during the formation
D
scattering of light by air particles
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6
2020 · Physics · Electromagnetism · Electromagnetic Waves
KCET 2020

A light beam of intensity \(20 \mathrm{~W} / \mathrm{cm}^2\) is incident normally on a perfectly reflecting surface of sides \(25 \mathrm{~cm} \times 15 \mathrm{~cm}\). The momentum imparted to the surface by the light per second is

A
\(2 \times 10^{-5} \mathrm{~kg}-\mathrm{ms}^{-1}\)
B
\(1 \times 10^{-5} \mathrm{~kg}-\mathrm{ms}^{-1}\)
C
\(5 \times 10^{-5} \mathrm{~kg}-\mathrm{ms}^{-1}\)
D
\(1.2 \times 10^{-5} \mathrm{~kg}-\mathrm{ms}^{-1}\)
Open complete paper
7
2021 · Physics · Electromagnetism · Electromagnetic Waves
KCET 2021

Suppose that the electric field amplitude of electromagnetic wave is \(E_0=120 \mathrm{~NC}^{-1}\) and its frequency \(f=50 \mathrm{~MHz}\). Then, which of the following value is incorrectly computed?

A
Magnetic field amplitude is \(400 \mathrm{nT}\).
B
Angular frequency of EM wave is \(\pi \times 10^8 \mathrm{rad} / \mathrm{s}\).
C
Propagation constant (angular wave number) is \(2.1 \mathrm{~rad} / \mathrm{m}\).
D
Wavelength of EM wave is \(6 \mathrm{~m}\).
Open complete paper
8
2021 · Physics · Electromagnetism · Electromagnetic Waves
KCET 2021

The source of electromagnetic wave can be a charge

A
moving with a constant velocity
B
moving in a circular orbit
C
at rest
D
moving parallel to the magnetic field
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9
2022 · Physics · Electromagnetism · Electromagnetic Waves
KCET 2022

Which of the following radiations of electromagnetic waves has the highest wavelength ?

A
UV-rays
B
IR-rays
C
Microwaves
D
X-rays
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10
2023 · Physics · Electromagnetism · Electromagnetic Waves
KCET 2023

The ratio of the magnitudes of electric field to the magnetic field of an electromagnetic wave is of the order of

A
10\(^{-8}\) ms\(^{-1}\)
B
10\(^{5}\) ms\(^{-1}\)
C
10\(^{-5}\) ms\(^{-1}\)
D
10\(^{8}\) ms\(^{-1}\)
Open complete paper
11
2024 · Physics · Electromagnetism · Electromagnetic Waves
KCET 2024

Electromagnetic waves are incident normally on a perfectly reflecting surface having surface area $A$. If $I$ is the intensity of the incident electromagnetic radiation and $c$ is the speed of light in vacuum, the force exerted by the electromagnetic wave on the reflecting surface is

A
$2 I A / c$
B
$L A / C$
C
$I A / 2 c$
D
$I / 2 A c$
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12
2025 · Physics · Electromagnetism · Electromagnetic Waves
KCET 2025

$$\text { Match the following types of waves with their wavelength ranges }$$

$$\begin{array}{|l|l|} \[\hline \text { Waves } & \text { Wavelength ranges } \\\] \[\hline \text { i. Microwave } & \text { a. } 700 \mathrm{~nm} \text { to } 400 \mathrm{~nm} \\\] \[\hline \text { ii. Visible light } & \text { b. } 1 \mathrm{~nm} \text { to } 10^{-3} \mathrm{~nm} \\\] \[\hline \text { iii. Ultraviolet } & \text { c. } 0.1 \mathrm{~m} \text { to } 1 \mathrm{~mm} \\\] \[\hline \text { iv. X-rays } & \text { d. } 400 \mathrm{~nm} \text { to } 1 \mathrm{~nm} \\\] \hline \end{array}$$
A
i-c, ii-a,iii-d, iv-b
B
i-d, ii-b, iii-c, iv-a
C
i-b, ii-c, iii-a, iv-d
D
i-a, ii-d, iii-b, iv-c
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13
2025 · Physics · Electromagnetism · Electromagnetic Waves
KCET 2025

The total energy carried by the light wave when it travels from a rarer to a non-reflecting and nonabsorbing medium

A
remains same
B
increases
C
either increases or decreases depending upon angle of incidence
D
decreases
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14
2026 · Physics · Electromagnetism · Electromagnetic Waves
KCET 2026
What range of electromagnetic spectrum is considered as light?
A
$1$ mm to $700$ nm
B
$400$ nm to $1$ nm
C
$400$ nm to $700$ nm
D
$1$ nm to $10^{-3}$ nm
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15
2026 · Physics · Electromagnetism · Electromagnetic Waves
KCET 2026
Match the following Maxwell's equations:
(The symbols used here have their usual meanings)
List-IList-II
(a)Gauss' law for electrostatics(i)$\oint \vec{E} \cdot d\vec{A} = \dfrac{Q}{\varepsilon_0}$
(b)Gauss' law for magnetism(ii)$\oint \vec{B} \cdot d\vec{l} = \mu_0 \left[i_c + \varepsilon_0 \dfrac{d\phi_E}{dt}\right]$
(c)Faraday's law(iii)$\oint \vec{B} \cdot d\vec{A} = 0$
(d)Ampere-Maxwell's law(iv)$\oint \vec{E} \cdot d\vec{l} = -\dfrac{d\phi_B}{dt}$
A
a - i, b - iii, c - iv, d – ii
B
a - ii, b - iii, c - i, d – iv
C
a - i, b - ii, c - iii, d – iv
D
a - ii, b - iii, c - iv, d – i
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