The unit for measuring the rate at which light energy is radiated from a source is the
A. Angstrom.
B. lux.
C. lumen.
D. candela.
The unit for measuring the rate at which light energy is radiated from a source is the C. lumen.
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Asked 10/10/2012 9:02:43 PM
Updated 2/26/2014 1:43:27 PM
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