A) CFL tube < Fluorescent tube < Incandescent bulb < Light emitting diode
B) Light emitting diode < CFL tube < Fluorescent tube < Incandescent bulb
C) CFL tube < Fluorescent tube < Light emitting diode < Incandescent bulb
D) Incandescent bulb < Light emitting diode < Fluorescent tube < CFL tube
Correct Answer: B
You need to login to perform this action.
You will be redirected in
3 sec