Lamp ________is a ratio of the number of lumens a lamp produces to each watt of power it uses.
A) efficacy
B) size
C) color
D) heat

Name: Lamp ________is a ratio of the number of lumens a lamp produces to each watt of power it uses. A) efficacy B) size C) color D) heat
Brand: Quizplus
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Question

Quizplus · Accepted Answer

The term used here is describing the efficiency with which a lamp produces light. This is commonly measured by its efficacy, which is the ratio of lumens per watt. Therefore, the correct answer is efficacy.

Lamp ________Is a Ratio of the Number of Lumens a Lamp