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. Four processes are used to charge an isolated metal sphere.

P: The sphere is earthed by touching it

Q: The earth connection is removed from the sphere.

R: A charged rod is brought close to the sphere.

S: The charged rod is removed.

In which order should these processes be carried out to charge the sphere?
$\text{First} \, \rightarrow \, \text{Last} $
APQRS
BPRSQ
CRPQS
DRSPQ
2. Which of the following statements correctly interpret the meaning of 3 A?
3. What happens when a positively charged rod is brought near a piece of paper?
4. A resistor has 3 A current flowing through it. How much charge has flown through the resistor in 4 seconds?
5. Which of the following devices' main purpose is NOT to provide safety to users of electricity?
6. There is 100 C of charge stored in a battery. Given that 50% of the charge flows out of the battery in 10 seconds, what is the average rate of flow of charge out of the battery?
7. A small heater operates at 12 V, 2 A.

How much energy will it use when it is run for 5 minutes?
8. Two insulated metal spheres X and Y are initially in contact. While a positively charged rod is near X, the spheres are moved apart. After this action X has a negative charge.

charging sphere qnThe charge on Y will be:
9. Which of the following is a correct unit of current?
10. An electric heater consists of a heating element mounted on a metal reflector. The reflector is connected to earth.

Where should the switch for the heating element be connected?

 

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