Current Electricity Test

Result

Current Electricity Test - 98

Score
-
out of -
Rank
-
out of -

TIME Taken - -

SHARING IS CARING

If our Website helped you a little, then kindly spread our voice using Social Networks. Spread our word to your readers, friends, teachers, students & all those close ones who deserve to know what you know now.

Weekly Quiz Competition

Question 1
4 / -1

Five conductors are meeting at a point x as shown in the figure. What is the value of current in fifth conductor?

A
3 A away from x

B
1 A away from x

C
4 A away from x

D
1 A towards x

Solution
Question 2
4 / -1

In the circuit shown, A and V are ideal ammeter and voltmeter respectively. Reading of the voltmeter will be

A
2 V

B
1 V

C
0.5 V

D
Zero
Question 3
4 / -1

When a resistance of 2 ohm is connected across the terminals of a cell, the current is 0.5 ampere. When the resistance is increased to 5 ohm, the current is 0.25 ampere. The internal resistance of the cell is

A
0.5 ohm

B
1.0 ohm

C
1.5 ohm

D
2.0 Ω

Solution
Question 4
4 / -1

A 5 V battery with internal resistance 2 Ω and a 2 V battery with internal resistance 1 Ω are connected toa 10 Ω resistor as shown in the figure

A
0.03 A P₁ to P₂

B
0.03 A P₂ to P₁

C
0.27 A P₁ to P₂

D
0.27 A P₂ to P₁

Solution
Question 5
4 / -1

A primary cell has an e.m.f. of 1.5 volt, when short-circuited it gives a current of 3 ampere. The internal resistance of the cell is

A
4.5 ohm

B
2 ohm

C
0.5 ohm

D
1/4.5 ohm

Solution
Question 6
4 / -1

A 50 V battery is connected across a 10 ohm resistor. The current is 4.5 ampere. The internal resistance ofthe battery is

A
Zero

B
0.5 ohm

C
1.1 ohm

D
5.0 ohm

Solution
Question 7
4 / -1

The potential difference in open circuit for a cell is 2.2 volt. When a 4 ohm resistor is connected between its two electrodes the potential difference becomes 2 volt. The internal resistance of the cell will be

A
1 ohm

B
0.2 ohm

C
2.5 ohm

D
0.4 ohm

Solution
Question 8
4 / -1

A new flashlight cell of e.m.f. 1.5 volt gives a current of 15 amp, when connected directly to an ammeter of resistance 0.04 52 . The internal resistance of cell is

A
0.04 Ω

B
0.06 Ω

C
0.10 Ω

D
10 Ω

Solution
Question 9
4 / -1

A cell whose e.m.f. is 2 V and internal resistance is 0.1 Ω a, is connected with a resistance of 3.9 Ω. The voltage across the cell terminal will be

A
0.50 V

B
1.90 V

C
1.95 V

D
2.00 V

Solution
Question 10
4 / -1

The reading of a high resistance voltmeter when a cell is connected across it is 2.2 V. When the terminals of the cell are also connected to a resistance of 5Ω the voltmeter reading drops to 1.8 V. Find the internalresistance of the cell

A
1.2 Ω

B
1.3Ω

C
1.1 Ω

D
1.4 Ω

Solution