Electromagnetism
Current Electricity
MCQ (Single Correct Answer)
Moving Charges and Magnetism
MCQ (Single Correct Answer)
Magnetism and Matter
MCQ (Single Correct Answer)
Electromagnetic Induction
MCQ (Single Correct Answer)
Alternating Current
MCQ (Single Correct Answer)
Electromagnetic Waves
MCQ (Single Correct Answer)
Modern Physics
Dual Nature of Radiation
MCQ (Single Correct Answer)
Semiconductor Devices and Logic Gates
MCQ (Single Correct Answer)
1
BITSAT 2024
MCQ (Single Correct Answer)
+3
-1
A conducting wire is stretched by applying a deforming force, so that its diameter decreases to $ 40 \% $ of original value. The percentage change in its resistance will be
A
$ 0.9 \% $
B
$ 0.12 \% $
C
$ 1.6 \% $
D
$ 0.5 \% $
2
BITSAT 2023
MCQ (Single Correct Answer)
+3
-1

The power dissipated in the circuit shown in the figure $$40 \mathrm{~W}$$. The value of $$R$$ is.

BITSAT 2023 Physics - Current Electricity Question 5 English

A
20$$\Omega$$
B
15$$\Omega$$
C
5$$\Omega$$
D
30$$\Omega$$
3
BITSAT 2022
MCQ (Single Correct Answer)
+3
-1

In the arrangement shown in figure, when the switch S2 is open, the galvanometer, shows no deflection for $$l$$ = 50 cm when the switch S2 is closed, the galvanometer shows no deflection for $$l$$ = 0.416 m. The internal resistance (r) of 6 V cell is

BITSAT 2022 Physics - Current Electricity Question 6 English

A
2 $$\Omega$$
B
3 $$\Omega$$
C
5 $$\Omega$$
D
9 $$\Omega$$
4
BITSAT 2021
MCQ (Single Correct Answer)
+3
-1

A shunt is connected in parallel with a galvanometer. Why?

A
To prevent galvanometer from strong current
B
To convert galvanometer into ammeter
C
To increase the range of ammeter
D
All of the above
BITSAT Subjects
English Proficiency