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Illumination
1

Illumination MCQ with Answers

1) Which is the unit of luminous intensity?

Candela

Lumen

Lumen/m²

Lumen/watt

Answer is:

Candela

Explanation:

.

Illumination MCQ with Answers

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Related Illumination MCQ with Answers

2) Which is defined as that the luminous flux reaching a surface perpendicularly per unit area?

Luminous flux

Illuminance

Luminous intensity

Lux

Answer is:

Illuminance

3) Which is the property of good illumination?

Should cover huge area

Should have glaring light

Should be low consumption

Should not strain the eyes

Answer is:

Should not strain the eyes

4) Which metal is used a filament incandescent lamps?

Nichrome

Tungsten

Eureka

Silver

Answer is:

Tungsten

5) Where halogen lamps are used?

Domestic lighting

Industrial lighting

TV photography

Out door lighting

Answer is:

TV photography

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