1
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1

To produce an instantaneous displacement current of $$2 \mathrm{~mA}$$ in the space between the parallel plates of a capacitor of capacitance $$4 ~\mu \mathrm{F}$$, the rate of change of applied variable potential difference $$\left(\frac{\mathrm{dV}}{\mathrm{dt}}\right)$$ must be :-

A
$$800 \mathrm{~V} / \mathrm{s}$$
B
$$500 \mathrm{~V} / \mathrm{s}$$
C
$$200 \mathrm{~V} / \mathrm{s}$$
D
$$400 \mathrm{~V} / \mathrm{s}$$
2
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1

The emf of a cell having internal resistance $$1 \Omega$$ is balanced against a length of $$330 \mathrm{~cm}$$ on a potentiometer wire. When an external resistance of $$2 \Omega$$ is connected across the cell, the balancing length will be :

A
220 cm
B
330 cm
C
115 cm
D
332 cm
3
NEET 2023
MCQ (Single Correct Answer)
+4
-1

The magnitude and direction of the current in the following circuit is :-

NEET 2023 Physics - Current Electricity Question 7 English

A
0.5 A from $$A$$ to $$B$$ through $$E$$
B
$$\frac{5}{9} A$$ from $$A$$ to $$B$$ through $$E$$
C
1.5 A from $$B$$ to $$A$$ through $$E$$
D
0.2 A from $$B$$ to $$A$$ through $$E$$
4
NEET 2023
MCQ (Single Correct Answer)
+4
-1

If the galvanometer $$G$$ does not show any deflection in the circuit shown, the value of $$R$$ is given by:

NEET 2023 Physics - Current Electricity Question 9 English

A
50 $$\Omega$$
B
100 $$\Omega$$
C
400 $$\Omega$$
D
200 $$\Omega$$
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