| (i) Consume less electricity |
| (ii) Have longer life |
| (iii) Have more power |
A) Only (i) and (ii)
B) Only (ii) and (iii)
C) Only (i) and (iii)
D) (i), (ii) and (iii)
Correct Answer: D
Solution :
LED?s are extensively used to replace bulbs because they consume less electricity, have longer life and have more power.
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