Current Electricity Test

Result

Current Electricity Test - 44

Score
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Rank
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TIME Taken - -

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Weekly Quiz Competition

Question 1
4 / -1

In the figure shown, the total resistance between A and B is

A
12 Ω

B
4Ω

C
6Ω

D
8Ω

Solution
Question 2
4 / -1

The current from the battery in circuit diagram shown is

A
1 A

B
2 A

C
1.5 A

D
3 A

Solution
Question 3
4 / -1

In the given figure, when key K is opened, the reading of the ammeter A will be

A
50 A

B
2 A

C
0.5 A

D

Solution
Question 4
4 / -1

In the given circuit, the potential of the point E is

A
Zero

B
–8 V

C
–4/3 V

D
4/3 V

Solution
Question 5
4 / -1

Four wires AB, BC, CD, DA of resistance 4 ohm each and a fifth wire BD of resistance 8 ohm are joined to form a rectangle ABCD of which BD is a diagonal. The effective resistance between the points A and B is

A
24 ohm

B
16 ohm

C

D

Solution
Question 6
4 / -1

The equivalent resistance between points a and b of a network shown in the figure is given by

A

B

C

D

Solution
Question 7
4 / -1

A student has 10 resistors of resistance ‘r’. The minimum resistance made by him from given resistors is

A
10 r

B

C

D

Solution
Question 8
4 / -1

Two wires of same metal have the same length but their cross-sections are in the ratio 3 : 1. They are joined in series. The resistance of the thicker wire is 1052. The total resistance of the combination will be

A
40 Ω

B

C

D
100 Ω

Solution
Question 9
4 / -1

The equivalent resistance of the following infinite network of resistances is

A
Less than 4 Ω

B
4 Ω

C
More than 4 Ω. but less than 12 Ω

D
12Ω

Solution
Question 10
4 / -1

In the figure given below, the current passing through6Ω resistor is

A
0.40 ampere

B
0.48 ampere

C
0.72 ampere

D
0.80 ampere

Solution