What percent of the input energy is radiated by filament lamps ? 

(1) 2 to 5 percent (2) 10 to 15 percent (3) 25 to 30 percent (4) 40 to 50 percent
in Electrical Engineering by

1 Answer

0 like 0 dislike
less than 10 percentage
by

Related questions

1 answer
0 answers

9,128 questions

7,894 answers

145 comments

3,198 users