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ILLUMINATION
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1) Which is the unit of luminous intensity?
Candela
Lumen
Lumen/m<sup>2</sup>
Lumen/watt
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Correct Answer: Candela
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1) Which is the unit of luminous intensity?
Candela
Lumen
Lumen/m<sup>2</sup>
Lumen/watt
2) Which is defined as that the luminous flux reaching a surface perpendicularly per unit area?
Luminous flux
Illuminance
Luminous intensity
Lux
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Correct Answer: Illuminance
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2) Which is defined as that the luminous flux reaching a surface perpendicularly per unit area?
Luminous flux
Illuminance
Luminous intensity
Lux
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
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Correct Answer: Should not strain the eyes
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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
4) Which metal is used a filament incandescent lamps?
Nichrome
Tungsten
Eureka
Silver
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Correct Answer: Tungsten
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4) Which metal is used a filament incandescent lamps?
Nichrome
Tungsten
Eureka
Silver
5) Where halogen lamps are used?
Domestic lighting
Industrial lighting
TV photography
Out door lighting
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Correct Answer: TV photography
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5) Where halogen lamps are used?
Domestic lighting
Industrial lighting
TV photography
Out door lighting
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