Current Electricity Test

Result

Current Electricity Test - 48

Score
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Weekly Quiz Competition

Question 1
4 / -1

In the circuit, the potential difference across PQ will be nearest to

A
9.6 V

B
6.6 V

C
4.8 V

D
3.2 V

Solution
Question 2
4 / -1

Find the equivalent resistance across AB.

A
1Ω

B
2Ω

C
3Ω

D
4Ω

Solution
Question 3
4 / -1

The current I drawn from the 5 volt source will be

A
0.5 A

B
0.67 A

C
0.17 A

D
0.33 A

Solution
Question 4
4 / -1

In a Wheatstone\'s bridge, three resistance P, Q and R are connected in the three arms and the fourth arm is formed by two resistances S₁ and S₂connected in parallel. The condition for the bridge to be balanced will be

A

B

C

D

Solution
Question 5
4 / -1

Two wires of the same dimensions but resistivities ρ₁ and ρ₂ are connected in series. The equivalent resistivity of the combination is

A

B

C

D

Solution
Question 6
4 / -1

A 3 volt battery with negligible internal resistance is connected in a circuit as shown in the figure. The current I, in the circuit will be

A
1/3 A

B
1 A

C
1.5 A

D
2A

Solution
Question 7
4 / -1

In the circuit shown below, the reading of the voltmeter V is

A
12 V

B
8 V

C
0 V

D
16 V

Solution
Question 8
4 / -1

A wire has a resistance of 12 ohm. It is bent in the form of equilateral triangle. The effective resistance between any two corners of the triangle is

A
9 ohm

B
12 ohm

C
6 ohm

D
8/3 ohm

Solution
Question 9
4 / -1

A series combination of two resistors. 1 Ω each is connected to a 12 V battery of internal resistance 0.4 Ω. The current flowing through it will be

A
3.5 A

B
5 A

C
6 A

D
10 A

Solution
Question 10
4 / -1

In the circuit shown in the adjoining figure, the current between B and D is zero, the unknown resistance is of

A
4 Ω

B
2Ω

C
3 Ω

D
e.m.f of a cell is required to find the value of x

Solution