Sources of Light MCQ - Electrician (Set-1) with Answers

Sources of Light MCQ - Electrician (Set-1) with Answers

31) If the starter is withdrawn from the circuit after glowing the tube then :

Answer is:

the tube will continue to glow

32) As per IE regulations when calculating the incandescent lamp power for load purpose, every lamp holder is taken as

Answer is:

60 watts

33) When two 250 V, 100 W bulbs are connected in series to 250 V supply, they will give

Answer is:

dim light

34) Gas discharge lamps lights up to full brightness after a time delay. Which one of the lamps mentioned below has more time delay when compared to other lamps ?

Answer is:

Sodium vapour lamp

35) Which one of the lamps mentioned below has more time delay when compared to other lamps ?

Answer is:

Sodium vapour lamp

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