1
AIIMS 2018
MCQ (Single Correct Answer)
+1
-0.33

A metal wire has a resistance of $$35 \Omega$$. If its length is increased to double by drawing it, then its new resistance will be

A
$$70 \Omega$$
B
$$140 \Omega$$
C
$$105 \Omega$$
D
$$35 \Omega$$
2
AIIMS 2018
MCQ (Single Correct Answer)
+1
-0.33

In the circuit in the figure, if no current flows through the galvanometer when the key K is closed, the bridge is balanced. The balancing condition for bridge is

AIIMS 2018 Physics - Current Electricity Question 10 English

A
$$\frac{C_1}{C_2}=\frac{R_1}{R_2}$$
B
$$\frac{C_1}{C_2}=\frac{R_2}{R_1}$$
C
$$\frac{C_1^2}{C_2^2}=\frac{R_1^2}{R_2^2}$$
D
$$\frac{C_1^2}{C_2^2}=\frac{R_2}{R_1}$$
3
AIIMS 2018
MCQ (Single Correct Answer)
+1
-0.33

In the circuit, shown the galvanometer $$G$$ of resistance $$60 \Omega$$ is shunted by a resistance $$r=0.02 \Omega$$. The current through $$R$$ is nearly $$1 \mathrm{~A}$$. The value of resistance $$R$$ (in ohm) is nearly

AIIMS 2018 Physics - Current Electricity Question 7 English

A
1.00 $$\Omega$$
B
5.00 $$\Omega$$
C
11.0 $$\Omega$$
D
6.0 $$\Omega$$
4
AIIMS 2018
MCQ (Single Correct Answer)
+1
-0.33

In the adjoining circuit diagram, the readings of ammeter and voltmeter are 2 A and 120 V, respectively. If the value of R is 75$$\Omega$$, then the voltmeter resistance will be

AIIMS 2018 Physics - Current Electricity Question 1 English

A
100 $$\Omega$$
B
150 $$\Omega$$
C
300 $$\Omega$$
D
75 $$\Omega$$
AIIMS Subjects
EXAM MAP