10 Questions
| Total Attempts: 125

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Questions and Answers

- 1.What will this voltmeter register when connected to a battery as shown (assume a battery voltage of 12 volts)?
- 2.Which diagram shows a circuit that will allow the lamps to be switched on and off independently?
- A.
A

- B.
B

- C.
C

- D.
D

- 3.Four lamps are labeled ‘60 W 240 V’.In which circuit are the lamps connected so that they all work at normal brightness?
- A.
A

- B.
B

- C.
C

- D.
D

- 4.Four lamps are labeled ‘60 W 240 V’.In which circuit are the lamps connected so that they all work at the lowest brightness?
- A.
A

- B.
B

- C.
C

- D.
D

- 5.The diagram shows a circuit with three ammeters, X, Y and Z.
- 6.Calculate the value of a resistor in ohms accordingly to the graph which shows:- The voltage applied to the resistor.- The current passing through the resistor
- 7.A 12.0 Ω lamp and a 6.0 Ω lamp are connected in series.What is the total resistance of the combination?
- A.
0.5 Ω

- B.
6.0 Ω

- C.
18.0 Ω

- D.
72.0 Ω