Which of the following is a low efficient light source? 

A) CFL B) HPSV Lamp C) LPMV Lamp D) Tungsten Lamp
by

Related questions

1 answer
0 answers
0 answers
asked Apr 9, 2018 by anonymous1 | 16 views
1 answer
1 answer
1 answer
1 answer
0 answers
2 answers
1 answer
0 answers
1 answer
asked Apr 12, 2018 by anonymous1 | 28 views
1 answer
1 answer