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In lighting what does the letter E stand for?
What is a luminaire?
The lamp holder
All of the above
What is the allowance for light distribution and room surfaces called
What is the formula for calculating the number of luminaires required called?
The Lumen method
The inverse Square Law
The cosine law
The luminaires method
What is the number used to measure the degradation of the light output of a lamp, allowing for dust and dirt?
The Lumen method takes into account.....
Conditions in the room
Size of the room
Light level required in the room
All of these
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