KCET SERIES
Physics

Magnetic Force

5 previous year questions.

Volume: 5 Ques
Yield: Medium

High-Yield Trend

1
2026
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2025
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2021
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2015
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2009

Chapter Questions
5 MCQs

01
PYQ 2009
medium
physics ID: kcet-200
The magnetic Lorentz force experienced by a charge q, entering a magnetic field B with a velocity v is
1
2
3
4
02
PYQ 2015
medium
physics ID: kcet-201
A coil of area having turns is placed in a uniform magnetic field of gauss. The normal to the plane of coil makes an angle with the magnetic field. The flux through the coil is
1
2
3
4
03
PYQ 2021
medium
physics ID: kcet-202
Two parallel wires in free space are 10 cm apart and each carries a current of 10A in the same direction. The force exerted by one wire on the other [per unit length] is
1
2 × 10-4 Nm-1 [attractive]
2
2 × 10-7 Nm-1 [attractive]
3
2 × 10-4 Nm-1 [repulsive]
4
2 × 10-7 Nm-1 [repulsive]
04
PYQ 2025
medium
physics ID: kcet-202
Two thin long parallel wires separated by a distance from each other in vacuum carry a current of 1 ampere in opposite directions. Then, they will
1
Repel each other with a force per unit length of
2
Attract each other with a force per unit length of
3
Attract each other with a force per unit length of
4
Repel each other with a force per unit length of
05
PYQ 2026
medium
physics ID: kcet-202

In a conducting region, electrons and protons move to the left, while -particles move to the right per second. The resulting electric current is .

(Given: )

1
3.2 A towards left
2
3.2 A towards right
3
1.6 A towards left
4
1.6 A towards right