Practice MCQs For For Static Electricity, Current Electricity, D.C. Circuits and Practical Electric Circuitry



This quiz contains practice questions for GCE ‘O’ level topics: Static Electricity, Current Electricity, D.C. Circuits and Practical Electric Circuitry. There are explanations for some of the questions after you submit the quiz. If you could not figure out why a particular option is the answer, feel free to drop a comment below or ask a question in ‘O’ & ‘A’ Level Discussion section of the forum. If you wish to contribute questions to this quiz, please contact us.

The quiz comprises of 10 questions, which are randomly selected from a large pool of questions. After completion, you can refresh the page and try the quiz again for a new set of 10 questions.

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1. When an electricity bill is paid, we pay for
2. Diagram 1 shows a resistor with resistance R connected to a battery, an ammeter and a voltmeter.

The ammeter reading is $A_{1}$ and the voltmeter reading is $V_{1}$.

A 3 identical resistors are now connected with the first resistor, as shown in diagram 2.

circuit qnWhat are the ammeter (A) and voltmeter (V) readings in the circuit shown in diagram 2?

 

(Hint: Current only flows when there is a potential difference.)
3. The diagram shows part of an electric circuit.

resistor circuit qnWhat is the current in the 2 Ω resistor?
4. The terminals of a battery are joined by a length of resistance wire. Which change, on its own, will increase the current through the battery?
5. Three resistors have the same resistance, R, where R is positive and of some finite value. These three resistors are connected in a circuit. Which of the following combinations of their voltages is NOT possible?
6. The diagram shows an electric circuit.

electric circuit qnWhich pair of readings is obtained when a suitable power supply is connected between X and Y?

electric circuit ans
7. Which of the following would cost the least if operated from the same voltage supply?
8. Which of the following is a correct unit of current?
9. A battery containing 1200 C of charge is connected to a circuit. What is the time taken to discharge the battery if the current in the circuit is 6 A?
10. An electrostatically charged object will pick up small pieces of paper. Which of the following will not pick up pieces of paper?

 

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