What is the most common type of electric discharge lamp?
A) mercury vapor
B) fluorescent
C) metal halide
D) high-pressure sodium
Correct Answer:
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Q1: Illumination is typically measured in:
A)coefficients of illumination.
B)CCTs.
C)footcandles
Q2: What are the drawbacks to natural light?
A)It
Q3: Sarah is considering buying a luminaire with
Q5: Some current and most older electric discharge
Q6: A light source's ability to provide a
Q7: Exit signs must operate:
A)only at night.
B)only in
Q8: Why should plastic luminaires be air-dried?
A)Air-drying them
Q9: "Strike time" refers to:
A)a lamp's tendency to
Q10: David, the maintenance manager at the Riaston
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