1.

Which one among the following is the correct order of

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
Answer» C. CFL tube < Fluorescent tube < Light emitting diode < Incandescent bulb


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