1
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 1 English

A
20$$\Omega$$
B
15$$\Omega$$
C
5$$\Omega$$
D
30$$\Omega$$
2
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 2 English

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

BITSAT 2021 Physics - Current Electricity Question 6 English

In the following circuit, assuming point A to be at zero potential, then what is the potential at point B?

A
1 V
B
2 V
C
4 V
D
3 V
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