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Objective Questions
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Electrician
Electrician Set-1
Sources of Light
16

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

16) The most popular type of fluorescent lamp for new installation is the :

preheat lamp

glow tube

ballast lamp

instant start lamp

Answer is:

glow tube

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

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

17) The type of fluorescent lamp that can be used in flashing circuits is the :

ballast lamp

preheat lamp

instant start lamp

rapid start lamp

Answer is:

instant start lamp

18) In a H.P.M.V. lamp, the mercury vapour discharges at :

a higher pressure

a medium pressure

a low pressure

none of the above

Answer is:

a low pressure

19) Most recent development in fluorescent lighting is the :

rapid start lamp

pre-heat lamp

glow lamp

instant start lamp

Answer is:

glow lamp

20) In a high pressure mercury lamp, to vaporize all the mercury and for the lamp to reach full brilliance, it requires :

2 to 4 minutes

4 to 6 minutes

6 to 8 minutes

8 to 10 minutes

Answer is:

4 to 6 minutes

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

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