7d Electricity IV

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Question 1 of 10

1. Question
1 point(s)
Referring to the figure below, find the reading of the voltmeter V2.
- 12V
- 5V
- 7V
- 19V
Correct

Incorrect
Question 2 of 10

2. Question
1 point(s)
Referring to the figure above. If the reading of the voltmeter V₁ is 5V, what is the reading of the ammeter V₂?
- 5V
- 4V
- 3V
- 3.3V
Correct

Incorrect
Question 3 of 10

3. Question
1 point(s)
Which of the statements below about the circuit above is true? (Assume that the cells have no internal resistance.)
- The reading of the voltmeter is equal to 12V.
- The reading of the voltmeter is less than 12V.
- The reading of the voltmeter is higher than 12V.
Correct

Incorrect
Question 4 of 10

4. Question
1 point(s)
Referring to the figure below, find the potential difference across resistor R1.
- 2V
- 4V
- 6V
- 8V
Correct

Incorrect
Question 5 of 10

5. Question
1 point(s)
The figure below shows 3 resistors are connected in a circuit with e.m.f. of 12V.
Find the reading of the voltmeter V₂.
- 3V
- 9V
- 12V
- 15V
Correct

Incorrect
Question 6 of 10

6. Question
1 point(s)
The figure below shows 3 resistors are connected in a circuit with e.m.f. of 12V.
Find the reading of the voltmeter V1.
- 3V
- 9V
- 12V
- 15V
Correct

Incorrect
Question 7 of 10

7. Question
1 point(s)
Electromotive Force is defined as
- the force that moves all electrons across the entire circuit.
- the energy that moves all electrons across the entire circuit.
- the energy converted from non-electrical forms to electrical form when one coulomb of positive charge passes through the cell.
- the force supply to the circuit by an electric source to move one unit of charge across the entire circuit.
Correct

Incorrect
Question 8 of 10

8. Question
1 point(s)
If a 6 V cell supplies a current of 0.3 A to a 19 Ω resistor, find the internal resistance of the battery.
- 0.5 Ω
- 1.0 Ω
- 1.5 Ω
- 2.0 Ω
Correct

Incorrect
Question 9 of 10

9. Question
1 point(s)
A cell with e.m.f. 6V and internal resistance, 1Ω is connected to a 5Ω resistor, and a voltmeter is connected across the resistor as shown in the diagram. Find the reading of the voltmeter.
- 5.5 V
- 5.0 V
- 4.5 V
- 4.5 V
Correct

Incorrect
Question 10 of 10

10. Question
1 point(s)
The diagram above shows a simple circuit that connected to a resistor. When the switch is off, the voltmeter shows a reading of 3.0V. When the switch is on, the voltmeter shows a reading of 2.4V. What is the internal resistance of the cell?
- 1 Ω
- 2 Ω
- 3 Ω
- 4 Ω
Correct

Incorrect