the quotient of the luminous flux of a radiation and its corresponding radiant fluxSymbol: K
the quotient of the luminous flux emitted by a source of radiation and the power it consumes. It is measured in lumens per wattSymbol: η v, Φ v
LEARN THE SPANISH WORDS FOR THESE COMMON ANIMALS!
Are you learning Spanish? Or do you just have an interest in foreign languages? Either way, this quiz on Spanish words for animals is for you.
Question 1 of 13
How do you say “cat” 🐈 in Spanish?
Words nearby luminous efficacy
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012