ELECTRICAL WIRING - Practice Mode

1) What is the indication of neon polarity indicator used for checking AC supply?

Both electrodes will glow Only one electrode will glow Both electrodes will be flickering One electrode will glow and another will be flickering

Correct Answer: Both electrodes will glow

2) Which instrument is used to test the new wiring installation?

Multimeter Ohmmeter Voltmeter Megger

Correct Answer: Megger

3) What effect of electric current is applied in ceiling fan?

Heating effect Chemical effect Magnetic effect Gas ionization effect

Correct Answer: Magnetic effect

4) What is the maximum permissible load for a light and fan sub circuit as per IE rules?

800 watt 1500 watt 2000 watt 3000 watt

Correct Answer: 800 watt

5) Which is the polarity of direct current (DC)?

Phase (L) and Neutral (N) Phase (L) and Negative (-ve) Positive (+ve) and Neutral (N) Postive (+ve) and negative (-ve)

Correct Answer: Postive (+ve) and negative (-ve)

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