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


a. efficacy

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The most numerous soil microflora are bacteria

Indicate whether the statement is true or false.

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Which component transfers vehicle weight to the wheels?

A) Struts B) Springs C) Axles D) Shocks

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These notes are specific to a feature.

A. Local notes B. General notes C. Specific notes D. a and c E. none of the above

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