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Previous year question hub

Moving Charges And Magnetism - Electromagnetism - Physics Previous Year Questions

Practice Moving Charges And Magnetism - Electromagnetism - Physics previous year questions organised from real papers, with year-wise coverage and clear topic navigation.

10Papers
10Years
48Questions
1Topics

Moving Charges And Magnetism question pattern

Every graph below is calculated only from this selection.

Questions by year

Year-wise coverage for Moving Charges And Magnetism. Each bar uses a separate theme-derived color.

Difficulty distribution

How the classified questions are distributed by difficulty.

Not classified 48 100%

Question type distribution

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

Multiple Choices 48 100%

Subject weightage

Top subjects by unique question coverage.

Physics
48 Qs

Most asked topics

Top topics across the included previous year papers.

Electromagnetism
48 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Moving Charges And Magnetism
48 Qs

Paper coverage

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

KCET 2026
4 Qs
KCET 2025
5 Qs
KCET 2024
5 Qs
KCET 2023
4 Qs
KCET 2022
5 Qs
KCET 2021
6 Qs
KCET 2020
6 Qs
KCET 2019
5 Qs
KCET 2018
4 Qs
KCET 2017
4 Qs

Included previous year papers

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

PaperYear / sessionQuestions in this viewOpen
KCET 202620264View paper
KCET 202520255View paper
KCET 202420245View paper
KCET 202320234View paper
KCET 202220225View paper
KCET 202120216View paper
KCET 202020206View paper
KCET 201920195View paper
KCET 201820184View paper
KCET 201720174View paper

All Moving Charges And Magnetism previous year questions

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

1
2017 · Physics · Electromagnetism · Moving Charges And Magnetism
KCET 2017
A magnetic dipole of magnetic moment $6 \times 10^{-2}$ A-m ${ }^2$ and moment of inertia $12 \times 10^{-6} \mathrm{~kg}-\mathrm{m}^2$ performs oscillations in a magnetic field of $2 \times 10^{-2} \mathrm{~T}$. The time taken by the dipole to complete 20 oscillations is ( $\pi \approx 3$ )
A
18 s
B
6 s
C
36 s
D
12 s
Open complete paper
2
2017 · Physics · Electromagnetism · Moving Charges And Magnetism
KCET 2017

A straight wire of length 50 cm carrying a current of 2.5 A is suspended in mid-air by a uniform magnetic field of 0.5 T (as shown in figure). The mass of the wire is ( $g=10 \mathrm{~ms}^{-2}$ )

KCET 2017 Physics - Moving Charges and Magnetism Question 10 English
A
250 gm
B
125 gm
C
62.5 gm
D
100 gm
Open complete paper
3
2017 · Physics · Electromagnetism · Moving Charges And Magnetism
KCET 2017
The magnetic field at the centre of a current carrying loop of radius 0.1 m is $5 \sqrt{5}$ times that at a point along its axis. The distance of this point from the centre of the loop is
A
0.1 m
B
0.2 m
C
0.05 m
D
0.25 m
Open complete paper
4
2017 · Physics · Electromagnetism · Moving Charges And Magnetism
KCET 2017
A proton, a deuteron and an $\alpha$-particle are projected perpendicular to the direction of a uniform magnetic field with same kinetic energy. The ratio of the radii of the circular paths described by them is
A
$1: \sqrt{2}: 1$
B
$1: \sqrt{2}: \sqrt{2}$
C
$\sqrt{2}: \sqrt{2}: 1$
D
$\sqrt{2}: 1: 1$
Open complete paper
5
2018 · Physics · Electromagnetism · Moving Charges And Magnetism
KCET 2018
The correct Biot-Savart law in vector form is
A
$d \mathbf{B}=\frac{\mu_0}{4 \pi} \cdot \frac{l(d \mathbf{} \times \mathbf{r})}{r^2}$
B
$d \mathbf{B}=\frac{\mu_0}{4 \pi} \cdot \frac{\mid(d \mathbf{} \mathbf{~} \times \mathbf{r})}{r^3}$
C
$d \mathbf{B}=\frac{\mu_0}{4 \pi} \cdot \frac{|d|}{r^2}$
D
$d \mathbf{B}=\frac{\mu_0}{4 \pi} \cdot \frac{|d|}{r^3}$
Open complete paper
6
2018 · Physics · Electromagnetism · Moving Charges And Magnetism
KCET 2018
A cyclotron's oscillator frequency is 10 MHz and the operating magnetic field is 0.66 T . If the radius of its dees is 60 cm , then the kinetic energy of the proton beam produced by the accelerator is
A
9 MeV
B
10 MeV
C
7 MeV
D
11 MeV
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7
2018 · Physics · Electromagnetism · Moving Charges And Magnetism
KCET 2018
A charge $q$ is accelerated through a potential difference $V$. It is then passed normally through a uniform magnetic field, where it moves in a circle of radius $r$. The potential difference required to move it in a circle of radius $2 r$ is
A
$2 V$
B
4 V
C
1 V
D
$3 V$
Open complete paper
8
2018 · Physics · Electromagnetism · Moving Charges And Magnetism
KCET 2018
An electron is moving in a circle of radius $r$ in a uniform magnetic field $B$. Suddenly, the field is reduced to $\frac{B}{2}$. The radius of the circular path now becomes
A
$\frac{r}{2}$
B
$2 r$
C
$\frac{r}{4}$
D
$4 r$
Open complete paper
9
2019 · Physics · Electromagnetism · Moving Charges And Magnetism
KCET 2019

A toroid has 500 turns per meter length. If it carries a current of \(2 \mathrm{A}\), the magnetic energy density inside the toroid is

A
\(0.628 \mathrm{~J} / \mathrm{m}^3\)
B
\(0.314 \mathrm{~J} / \mathrm{m}^3\)
C
\(6.28 \mathrm{~J} / \mathrm{m}^3\)
D
\(3.14 \mathrm{~J} / \mathrm{m}^3\)
Open complete paper
10
2019 · Physics · Electromagnetism · Moving Charges And Magnetism
KCET 2019

The number of turns in a coil of galvanometer is tripled, then

A
voltage sensitivity increases 3 times and current sensitivity remains constant
B
voltage sensitivity remains constant and current sensitivity increases 3 times
C
both voltage and current sensitivity remains constant
D
both voltage and current sensitivity decreases by \(33 \%\)
Open complete paper
11
2019 · Physics · Electromagnetism · Moving Charges And Magnetism
KCET 2019

Coersivity of a magnet where the ferromagnet gets completely demagnetized is \(3 \times 10^3 \mathrm{~Am}^{-1}\). The minimum current required to be passes in a solenoid having 1000 turns per metre, so that the magnet gets completely demagnetized when placed inside the solenoid is

A
30 mA
B
60 mA
C
3 A
D
6 A
Open complete paper
12
2019 · Physics · Electromagnetism · Moving Charges And Magnetism
KCET 2019

The magnetic fields at the centre O in the given figure is

KCET 2019 Physics - Moving Charges and Magnetism Question 23 English

A
\(\frac{7}{14} \frac{\mu_0 I}{R}\)
B
\(\frac{5}{12} \frac{\mu_0 I}{R}\)
C
\(\frac{3}{10} \frac{\mu_0 I}{R}\)
D
\(\frac{\mu_0 I}{12 R}\)
Open complete paper
13
2019 · Physics · Electromagnetism · Moving Charges And Magnetism
KCET 2019

In a cyclotron a charged particle

A
undergoes acceleration all the time
B
speeds up between the dees because of the magnetic field
C
speeds up in dee
D
slows down within a dee and speeds up between dees
Open complete paper
14
2020 · Physics · Electromagnetism · Moving Charges And Magnetism
KCET 2020

In the given figure, the magnetic field at \(O\).

KCET 2020 Physics - Moving Charges and Magnetism Question 30 English

A
\(\frac{3}{4} \frac{\mu_0 I}{r}+\frac{\mu_0 I}{4 \pi r}\)
B
\(\frac{3}{10} \frac{\mu_0 I}{r}-\frac{\mu_0 I}{4 \pi r}\)
C
\(\frac{3}{8} \frac{\mu_0 I}{r}+\frac{\mu_0 I}{4 \pi r}\)
D
\(\frac{3}{8} \frac{\mu_0 I}{r}-\frac{\mu_0 I}{4 \pi r}\)
Open complete paper
15
2020 · Physics · Electromagnetism · Moving Charges And Magnetism
KCET 2020

The magnetic field at the origin due to a current element \(i d \mathbf{l}\) placed at a point with vector position \(\mathrm{r}\) is

A
\(\frac{\mu_0 i}{4 \pi} \frac{d \mathbf{l} \times \mathbf{r}}{r^3}\)
B
\(\frac{\mu_0 i}{4 \pi} \frac{\mathbf{r} \times d \mathbf{l}}{r^3}\)
C
\(\frac{\mu_0 i}{4 \pi} \frac{d \mathbf{l} \times \mathbf{r}}{r^2}\)
D
\(\frac{\mu_0 i}{4 \pi} \frac{\mathbf{r} \times d \mathbf{l}}{r^2}\)
Open complete paper
16
2020 · Physics · Electromagnetism · Moving Charges And Magnetism
KCET 2020

A long cylindrical wire of radius \(R\) carries a uniform current \(I\) flowing through it. The variation of magnetic field with distance \(r\) from the axis of the wire is shown by

A
KCET 2020 Physics - Moving Charges and Magnetism Question 29 English Option 1
B
KCET 2020 Physics - Moving Charges and Magnetism Question 29 English Option 2
C
KCET 2020 Physics - Moving Charges and Magnetism Question 29 English Option 3
D
KCET 2020 Physics - Moving Charges and Magnetism Question 29 English Option 4
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17
2020 · Physics · Electromagnetism · Moving Charges And Magnetism
KCET 2020

Two long straight parallel wires are a distance \(d\) part. They carry steady equal currents flowing out of the plane of the paper. The variation of magnetic field $B$ along the line \(x x^{\prime}\) is given by

A
KCET 2020 Physics - Moving Charges and Magnetism Question 28 English Option 1
B
KCET 2020 Physics - Moving Charges and Magnetism Question 28 English Option 2
C
KCET 2020 Physics - Moving Charges and Magnetism Question 28 English Option 3
D
KCET 2020 Physics - Moving Charges and Magnetism Question 28 English Option 4
Open complete paper
18
2020 · Physics · Electromagnetism · Moving Charges And Magnetism
KCET 2020

A cyclotron is used to accelerate protons \(\left({ }_1^l \mathrm{H}\right)\) deuterons \(\left({ }_1^2 \mathrm{H}\right)\) and \(\alpha\)-particles \(\left({ }_2^4 \mathrm{He}\right)\). While exiting under similar conditions, the minimum \(\mathrm{KE}\) is gained by

A
\(\alpha\)-particles
B
protons
C
deuterons
D
Same for all
Open complete paper
19
2020 · Physics · Electromagnetism · Moving Charges And Magnetism
KCET 2020

The ratio of magnetic field at the centre of a current carrying circular coil to its magnetic moment is \(x\), if the current and the radius both are doubled. The new ratio will become

A
\(2 x\)
B
\(4 x\)
C
\(\frac{x}{4}\)
D
\(\frac{x}{8}\)
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20
2021 · Physics · Electromagnetism · Moving Charges And Magnetism
KCET 2021

A copper rod \(A B\) of length \(l\) is rotated about end \(A\) with a constant angular velocity \(\omega\). The electric field at a distance \(x\) from the axis of rotation is

A
\(\frac{m \omega^2 x}{e}\)
B
\(\frac{m \omega x}{e}\)
C
\(\frac{m x}{\omega^2 l}\)
D
\(\frac{m e}{\omega^2 x}\)
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Showing 20 of 48 questions