KEAM SERIES Physics
Current Electricity
16 previous year questions.
Volume: 16 Ques
Yield: Medium
High-Yield Trend
5
2026 5
2025 1
2023 1
2022 1
2018 1
2015 1
2003 1
1999 Chapter Questions 16 MCQs
01
PYQ 1999
medium
physics ID: keam-199
In the circuit given in figure, 1 and 2 are ammeters. Just after key K is pressed to complete the circuit, the reading will be
1
zero in 1, maximum in 2
2
maximum in both 1 and 2
3
zero in both 1 and 2
4
maximum in 1, zero in 2
02
PYQ 2003
medium
physics ID: keam-200
A resistor is constructed as hollow cylinder of dimensions and and . The resistance of the configuration for the length of 5 cm cylinder is ... .
1
7.42
2
10.56
3
14.38
4
16.48
03
PYQ 2015
easy
physics ID: keam-201
The resistivity of the material of a potentiometer wire is and its area of cross section is . If current is flowing through the wire, then the potential drop per metre length of the wire is
1
2
3
4
04
PYQ 2018
medium
physics ID: keam-201
The electrical conductivity of a metal is
1
directly proportional to the mean free path
2
directly proportional to the mass of electron
3
inversely proportional to the relaxation time
4
inversely proportional to the mean free path
05
PYQ 2022
easy
physics ID: keam-202
The three colours in a carbon resistor are red, black and orange. If the fourth colour is absent, then the value of tolerance of the resistor is
1
\pm 2000 Ω
2
\pm 1000 Ω
3
\pm 3000 Ω
4
\pm 4000 Ω
5
\pm 200 Ω
06
PYQ 2023
medium
physics ID: keam-202
Which of the following scientific principle is used to produce the ultra-high magnetic fields?
1
Magnetic confinement of plasma
2
Faraday's laws of electromagnetic induction
3
Controlled nuclear fusion
4
Motion of charged particles in electromagnetic fields
5
Superconductivity
07
PYQ 2025
hard
physics ID: keam-202
Energy dissipated per unit time by a wire of resistance connected to a 2V battery.
1
2
3
4
08
PYQ 2025
medium
physics ID: keam-202
The maximum current drawn from a battery of 12 V with internal resistance of is
1
2
3
4
5
09
PYQ 2025
medium
physics ID: keam-202
A galvanometer of resistance gives a full scale deflection for a current of . The resistance required to convert it into a voltmeter which can read up to is
1
2
3
4
5
10
PYQ 2025
medium
physics ID: keam-202
An electric cell does 10 J of work in carrying a charge of 5 C around a simple closed circuit. The electromotive force of the cell is
1
0.5 V
2
1.5 V
3
1 V
4
6 V
5
2 V
11
PYQ 2025
medium
physics ID: keam-202
Find in the following circuit:
1
2
3
4
12
PYQ 2026
medium
physics ID: keam-202
A galvanometer of resistance 100 gives a full scale deflection for a current of 1 mA through it. The resistance required to convert it into a voltmeter which can read up to 2 V is:
1
1175
2
1200
3
1525
4
1900
5
2025
13
PYQ 2026
medium
physics ID: keam-202
Two identical cells having internal resistance and emf 6v and 2v are connected in series with external resistance , find current throught external resistance
14
PYQ 2026
medium
physics ID: keam-202
If temperature is constant and the electric field is doubled then the drift velocity of electrons in a conductor.
1
doubled
2
remains the same
3
halved
4
quadraupled
15
PYQ 2026
medium
physics ID: keam-202
If the potential at A is zero, potential at B is
1
0 V
2
4 V
3
6 V
4
2 V
16
PYQ 2026
medium
physics ID: keam-202
The resistors and are connected in parallel to a 20 V battery. Find the heat developed in the resistor in one minute.
1
600 J
2
800 J
3
6000 J
4
8000 J
5
7000 J