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5

Illumination MCQ with Answers

5) Where halogen lamps are used?

Domestic lighting

Industrial lighting

TV photography

Out door lighting

Answer is:

TV photography

Illumination MCQ with Answers

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Related Illumination MCQ with Answers

6) Which is coated in the tungsten filament of fluorescent tube lamp?

Barium and strontium oxides

Mercury

Sodium

Phosphor

Answer is:

Barium and strontium oxides

7) What is the expansion of CFL?

Compressed filament lamp

Cathode filament lamp

Common fluorescent lamp

Compact fluorescent lamp

Answer is:

Compact fluorescent lamp

8) How strohoscopic effect is prevented in industrial twin tube light fitting?

By connecting a capacitor parallel to supply

By connecting a capacitor parallel to each tube

By connecting a capacitor series with one tube

By connecting a capacitor a series with both tube light

Answer is:

By connecting a capacitor series with one tube

9) Which type of fluorescent tube lamps are used for dimming and flashing circuits?

Instant start fluorescent lamp

Rapid start fluorescent tube lamp

Fluorescent lamp single tube lamp

Fluorescent lamp double tube lamp

Answer is:

Rapid start fluorescent tube lamp

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