MCQ- 4 ICSE Physics class 10 ch-4 Electricity and Magnetism

Numericals on Series/Parallel Resistance and Internal Resistance - Class 10

1. Two resistors of 4Ω and 6Ω are connected in series. What is the total resistance?

2Ω
10Ω
24Ω
1.5Ω

Correct Answer: 10Ω

2. Two resistors of 12Ω and 6Ω are connected in parallel. What is the equivalent resistance?

18Ω
4Ω
6Ω
3Ω

Correct Answer: 4Ω

3. A battery has an internal resistance of 0.5Ω and is connected to a 5Ω resistor. What is the total resistance?

0.5Ω
4.5Ω
5.5Ω
5Ω

Correct Answer: 5.5Ω

4. Three resistors of 5Ω, 10Ω, and 15Ω are connected in series. Find the total resistance.

10Ω
15Ω
30Ω
5Ω

Correct Answer: 30Ω

5. A cell has an EMF of 12V and an internal resistance of 1Ω. If a current of 3A flows, what is the terminal voltage?

15V
9V
12V
3V

Correct Answer: 9V