1. Reduced Cost of LED bulbs
2. High Energy efficiency
3. Low Emission of gases in LED bulbs
Which of the above statements are correct
A
1 and 3
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B
1 and 2
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C
2 and 3
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D
1, 2 and 3
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Solution
The correct option is D 1, 2 and 3 LED's have a longer life span and are more energy efficient than conventional incandescent bulbs. This leads to higher savings in energy and leads to reduction in GHGs. Further the incandescent bulbs contain chemicals like mercury which are released into the atmosphere. Such pollution can also be controlled by using LED's.