EW L4 ILLUMINATION

What is the symbol for illuminance?

• F

• E

• L

• K

Tags

NGSS.MS-PS4-2

What is the symbol for luminous efficiency

• F

• L

• E

• K

What is the unit of measurement of total luminous flux?

• lumen

• candela

• lumens per watt

• lumen per squared meter

It is not necessary for a good lighting scheme to provide light of suitable colors.

• True

• False

Quality of light does not mean that the illumination should be glare-free and shadowless

• True

• False

With this system, almost 90-95% of the available light falls directly on the surface.

• Indirect lighting

• Semi-direct lighting

• General lighting

• Direct lighting

The system best suited for rooms with high ceiling. is called a.....?

• Direct lighting

• Semi-direct lighting

• Semi-indirect lighting

• General lighting

Which one of the following is an incandescent lamp?

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• 
• 
• 

Which of the following is a spotlight lamp?

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• 
• 
• 

Which one of the following is a high-pressure mercury lamp?

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• 
• 
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