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ITI
Electrician
Electrician Set-2
Illumination
9

Illumination MCQ with Answers

9) Which type of light fitting design has free from glare?

Semi direct type

Semi indirect type

Direct lighting type

Indirect lighting type

Answer is:

Semi indirect type

Illumination MCQ with Answers

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Related Illumination MCQ with Answers

10) Why the outer tube of a high pressure metal halide lamp made of boro silicate glass?

Increase the lighting effect

Withstand heavy temperatu

Withstand atmospheric pressure

Reduce the ultra violet radiation from lamp

Answer is:

Reduce the ultra violet radiation from lamp

11) What is the term refers luminous flux given by light source per unit solid angle?

Lumen

Candela

Illuminance

Luminous intensity

Answer is:

Luminous intensity

12) What is the unit of luminous flux?

Lux

Lumen

Candela

Lumen/m²

Answer is:

Lumen

13) What is the unit of luminous efficiency?

Lux

Lumen

Lumen/m²

Lumen/watt

Answer is:

Lumen/watt

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