Practical Electricity - Pre-lesson Quiz
5 Questions
| Total Attempts: 203
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Answer the following 5 questions.
Questions and Answers
- 1.Which of the following wires are used in heating elements?
- A.
Steel
- B.
Copper
- C.
Nichrome
- D.
Tungsten
- 2.What is the power generated when a current of 6 A pass through a resistor with a potential difference of 2 V across it?
- A.
0.33 W
- B.
3 W
- C.
8 W
- D.
12 W
- 3.What is the amount of energy used when a 500 W television is used 4 hours a day for 30 days?
- A.
60 kWh
- B.
240 kWh
- C.
3750 kWh
- D.
60,000 kWh
- 4.What colour is the earth wire?
- A.
Brown
- B.
Blue
- C.
Black
- D.
Green and yellow
- 5.Where must be the fuse be placed?
- A.
At the earth wire
- B.
At the live wire
- C.
At the neutral wire
- D.
None of the above
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