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Previous year question hub

Plane Waves and Properties - Electromagnetics - Electronics & Communication Engineering Previous Year Questions

Practice Plane Waves and Properties - Electromagnetics - Electronics & Communication Engineering previous year questions organised from real papers, with year-wise coverage and clear topic navigation.

23Papers
15Years
41Questions
1Topics

Plane Waves and Properties question pattern

Every graph below is calculated only from this selection.

Questions by year

Compare question counts across years.

Difficulty distribution

How the classified questions are distributed by difficulty.

Medium 26 63.4%
Easy 11 26.8%
Hard 4 9.8%

Question type distribution

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

MCQ 29 70.7%
Numerical Answer Type (NAT) 8 19.5%
MSQ 3 7.3%
Fill in the blanks 1 2.4%

Subject weightage

Top subjects by unique question coverage.

Electronics & Communication Engineering
41 Qs

Most asked topics

Top topics across the included previous year papers.

Electromagnetics
41 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Plane Waves and Properties
41 Qs

Paper coverage

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

Electronics and Communication Engineering (EC) 2026
2 Qs
Electronics & Communication Engineering (EC) 2024
1 Qs
Electronics & Communication Engineering (EC) 2023
3 Qs
Electronics & Communication Engineering (EC) 2021
2 Qs
Electronics & Communication Engineering (EC) 2020
1 Qs
Electronics & Communication Engineering (EC) 2018
2 Qs
Electronics & Communication Engineering (EC) 2017
1 Qs
Electronics & Communication Engineering (EC) 2017 [Session 1]
1 Qs
Electronics & Communication Engineering (EC) 2017 [Session 2]
1 Qs
Electronics & Communication Engineering (EC) 2016 [Session 1]
2 Qs
Electronics & Communication Engineering (EC) 2016 [Session 3]
2 Qs
Electronics & Communication Engineering (EC) 2016 [Session 2]
1 Qs
Electronics & Communication Engineering (EC) 2014 [Session 2]
1 Qs
Electronics & Communication Engineering (EC) 2014 [Session 4]
1 Qs
Electronics & Communication Engineering (EC) 2013 [Session 1]
3 Qs
Electronics & Communication Engineering (EC) 2013 [Session 2]
2 Qs
Electronics & Communication Engineering (EC) 2013 [Session 3]
2 Qs
Electronics & Communication Engineering (EC) 2013 [Session 4]
2 Qs
Electronics & Communication Engineering (EC) 2012
3 Qs
Electronics & Communication Engineering (EC) 2011
2 Qs
Electronics & Communication Engineering (EC) 2010
2 Qs
Electronics & Communication Engineering (EC) 2008
1 Qs
Electronics & Communication Engineering (EC) 2007
3 Qs

Included previous year papers

Newest papers appear first. Search these papers or sort by year and name.

Paper nameYearPDFAttempt
Electronics and Communication Engineering (EC) 20262026
2 questions in this view		2026
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Official question paperOriginal authority-issued PDF Official Download Official answer keyOriginal authority-issued PDF Official Download
Electronics & Communication Engineering (EC) 20242024
1 questions in this view		2024
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ExamElite solutions
Official documents
Official question paperOriginal authority-issued PDF Official Download Official answer keyOriginal authority-issued PDF Official Download
Electronics & Communication Engineering (EC) 20232023
3 questions in this view		2023
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Official documents
Official question paperOriginal authority-issued PDF Official Download Official answer keyOriginal authority-issued PDF Official Download
Electronics & Communication Engineering (EC) 20212021
2 questions in this view		2021
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Official question paperOriginal authority-issued PDF Official Download Official answer keyOriginal authority-issued PDF Official Download
Electronics & Communication Engineering (EC) 20202020
1 questions in this view		2020
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Official documents
Official question paperOriginal authority-issued PDF Official Download
Electronics & Communication Engineering (EC) 20182018
2 questions in this view		2018
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Official documents
Official question paperOriginal authority-issued PDF Official Download
Electronics & Communication Engineering (EC) 20172017
1 questions in this view		2017
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Electronics & Communication Engineering (EC) 2017 [Session 1]2017
1 questions in this view		2017
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Official question paperOriginal authority-issued PDF Official Download
Electronics & Communication Engineering (EC) 2017 [Session 2]2017
1 questions in this view		2017
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Official documents
Official question paperOriginal authority-issued PDF Official Download
Electronics & Communication Engineering (EC) 2016 [Session 1]2016
2 questions in this view		2016
ExamElite PDFs
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Official documents
Official question paperOriginal authority-issued PDF Official Download
Electronics & Communication Engineering (EC) 2016 [Session 2]2016
1 questions in this view		2016
ExamElite PDFs
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Official documents
Official question paperOriginal authority-issued PDF Official Download
Electronics & Communication Engineering (EC) 2016 [Session 3]2016
2 questions in this view		2016
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Official documents
Official question paperOriginal authority-issued PDF Official Download
Electronics & Communication Engineering (EC) 2014 [Session 2]2014
1 questions in this view		2014
ExamElite PDFs
ExamElite solutions
Official documents
Official question paperOriginal authority-issued PDF Official Download
Electronics & Communication Engineering (EC) 2014 [Session 4]2014
1 questions in this view		2014
ExamElite PDFs
ExamElite solutions
Official documents
Official question paperOriginal authority-issued PDF Official Download
Electronics & Communication Engineering (EC) 2013 [Session 1]2013
3 questions in this view		2013
ExamElite PDFs
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Official documents
Official question paperOriginal authority-issued PDF Official Download
Electronics & Communication Engineering (EC) 2013 [Session 2]2013
2 questions in this view		2013
ExamElite PDFs
ExamElite solutions
Official documents
Official question paperOriginal authority-issued PDF Official Download
Electronics & Communication Engineering (EC) 2013 [Session 3]2013
2 questions in this view		2013
ExamElite PDFs
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Official documents
Official question paperOriginal authority-issued PDF Official Download
Electronics & Communication Engineering (EC) 2013 [Session 4]2013
2 questions in this view		2013
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ExamElite solutions
Official documents
Official question paperOriginal authority-issued PDF Official Download
Electronics & Communication Engineering (EC) 20122012
3 questions in this view		2012
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Official documents
Official question paperOriginal authority-issued PDF Official Download
Electronics & Communication Engineering (EC) 20112011
2 questions in this view		2011
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Official documents
Official question paperOriginal authority-issued PDF Official Download
Electronics & Communication Engineering (EC) 20102010
2 questions in this view		2010
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Official documents
Official question paperOriginal authority-issued PDF Official Download
Electronics & Communication Engineering (EC) 20082008
1 questions in this view		2008
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Official documents
Official question paperOriginal authority-issued PDF Official Download
Electronics & Communication Engineering (EC) 20072007
3 questions in this view		2007
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Official question paperOriginal authority-issued PDF Official Download

All Plane Waves and Properties previous year questions

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

1
2007 · Electronics & Communication Engineering · Electromagnetics · Plane Waves and Properties
Electronics & Communication Engineering (EC) 2007
A plane wave of wavelength λ is travelling in a direction making an angle 30° with positive x-axis and 90° with positive y-axis. The E field of the plane wave can be represented as (E₀ is a constant)
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2
2007 · Electronics & Communication Engineering · Electromagnetics · Plane Waves and Properties
Electronics & Communication Engineering (EC) 2007
The \(\vec{H}\) field (in A/m) of a plane wave propagating in free space is given by \[ \vec{H} = \hat{x} \frac{5\sqrt{3}}{\eta_0} \cos(\omega t - \beta z) + \hat{y} \frac{5}{\eta_0} \sin\left(\omega t - \beta z + \frac{\pi}{2}\right). \] The time average power flow density in Watts is
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3
2007 · Electronics & Communication Engineering · Electromagnetics · Plane Waves and Properties
Electronics & Communication Engineering (EC) 2007
A right circularly polarized (RCP) plane wave is incident at an angle of 60° to the normal, on an air-dielectric interface. If the reflected wave is linearly polarized, the relative dielectric constant εr2 is

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4
2008 · Electronics & Communication Engineering · Electromagnetics · Plane Waves and Properties
Electronics & Communication Engineering (EC) 2008
A uniform plane wave in the free space is normally incident on an infinitely thick dielectric slab (dielectric constant εr = 9). The magnitude of the reflection coefficient is

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5
2010 · Electronics & Communication Engineering · Electromagnetics · Plane Waves and Properties
Electronics & Communication Engineering (EC) 2010
The electric field component of a time harmonic plane EM wave traveling in a nonmagnetic lossless dielectric medium has an amplitude of 1 V/m. If the relative permittivity of the medium is 4, the magnitude of the time-average power density vector (in W/m²) is
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6
2010 · Electronics & Communication Engineering · Electromagnetics · Plane Waves and Properties
Electronics & Communication Engineering (EC) 2010
A plane wave having the electric field component \(\vec{E_i} = 24 \cos(3 \times 10^8 t + \beta y) \hat{a}_z\) V/m and traveling in free space is incident normally on a lossless medium with μ = μ0 and ε = 9ε0 which occupies the region y ≥ 0. The reflected magnetic field component is given by
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7
2011 · Electronics & Communication Engineering · Electromagnetics · Plane Waves and Properties
Electronics & Communication Engineering (EC) 2011
Consider the following statements regarding the complex Poynting vector \(\vec{P}\) for the power radiated by a point source in an infinite homogeneous and lossless medium. \(Re(\vec{P})\) denotes the real part of \(\vec{P}\). \(S\) denotes a spherical surface whose centre is at the point source, and \(\hat{n}\) denotes the unit surface normal on \(S\). Which of the following statements is TRUE?
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8
2011 · Electronics & Communication Engineering · Electromagnetics · Plane Waves and Properties
Electronics & Communication Engineering (EC) 2011
The electric and magnetic fields for a TEM wave of frequency 14 GHz in a homogeneous medium of relative permittivity \(\epsilon_r\) and relative permeability \(\mu_r = 1\) are given by \(\vec{E} = E_p e^{j(\omega t - 280\pi y)} \hat{u}_z V/m\) \(\vec{H} = 3 e^{j(\omega t - 280\pi y)} \hat{u}_x A/m\) Assuming the speed of light in free space to be \(3 \times 10^8\) m/s, the intrinsic impedance of free space to be \(120\pi\), the relative permittivity \(\epsilon_r\) of the medium and the electric field amplitude \(E_p\) are
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9
2012 · Electronics & Communication Engineering · Electromagnetics · Plane Waves and Properties
Electronics & Communication Engineering (EC) 2012
A plane wave propagating in air with \(\vec{E} = (8\hat{a}_x + 6\hat{a}_y + 5\hat{a}_z)e^{j(\omega t + 3x - 4y)}\) V/m is incident on a perfectly conducting slab positioned at \(x \leq 0\). The \(\vec{E}\) field of the reflected wave is
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10
2012 · Electronics & Communication Engineering · Electromagnetics · Plane Waves and Properties
Electronics & Communication Engineering (EC) 2012
The electric field of a uniform plane electromagnetic wave in free space, along the positive x direction, is given by \(\vec{E} = 10(\hat{a}_y + j\hat{a}_z)e^{-j25x}\). The frequency and polarization of the wave, respectively, are
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11
2012 · Electronics & Communication Engineering · Electromagnetics · Plane Waves and Properties
Electronics & Communication Engineering (EC) 2012
The radiation pattern of an antenna in spherical co-ordinates is given by \(F( heta) = \cos^4 heta ; 0 \leq heta \leq \pi/2\). The directivity of the antenna is
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12
2013 · Electronics & Communication Engineering · Electromagnetics · Plane Waves and Properties
Electronics & Communication Engineering (EC) 2013 [Session 1]
The current I1 in Amps in the voltage source, and voltage Vs in Volts across the current source respectively, are

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13
2013 · Electronics & Communication Engineering · Electromagnetics · Plane Waves and Properties
Electronics & Communication Engineering (EC) 2013 [Session 1]
The angle of incidence θi and the expression for Er are

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14
2013 · Electronics & Communication Engineering · Electromagnetics · Plane Waves and Properties
Electronics & Communication Engineering (EC) 2013 [Session 1]
The expression for Et is
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15
2013 · Electronics & Communication Engineering · Electromagnetics · Plane Waves and Properties
Electronics & Communication Engineering (EC) 2013 [Session 2]
The angle of incidence \( \theta_i \) and the expression for \( \bar{E}_i \) are

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16
2013 · Electronics & Communication Engineering · Electromagnetics · Plane Waves and Properties
Electronics & Communication Engineering (EC) 2013 [Session 2]
The expression for \( \bar{E}_t \) is

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17
2013 · Electronics & Communication Engineering · Electromagnetics · Plane Waves and Properties
Electronics & Communication Engineering (EC) 2013 [Session 3]
The expression for \( \bar{E}_r \) is
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18
2013 · Electronics & Communication Engineering · Electromagnetics · Plane Waves and Properties
Electronics & Communication Engineering (EC) 2013 [Session 4]
The angle of incidence \(\theta_i\) and the expression for \(\overline{E}_i\) are
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19
2013 · Electronics & Communication Engineering · Electromagnetics · Plane Waves and Properties
Electronics & Communication Engineering (EC) 2013 [Session 4]
The expression for \(\vec{E}_s\) is
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20
2014 · Electronics & Communication Engineering · Electromagnetics · Plane Waves and Properties
Electronics & Communication Engineering (EC) 2014 [Session 2]
If the electric field of a plane wave is \[\vec{E}(z, t) = \hat{x} 3 \cos(\omega t - kz + 30^\circ) - \hat{y} 4 \sin(\omega t - kz + 45^\circ) \text{ (mV/m)},\] the polarization state of the plane wave is
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