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What is the difference between a CFL and an LED lamp ?
1.To produce light, a CFL usesmercury vapour and phosphor while an LED lamp uses semiconductor material
2.The average life span of a CFL is much longer than that of an LED
3.A CFL is less energy-efficient as compared to an LED lamp
Which of the statements given aboveis/are correct ?
1 only
2 and 3 only
1 and 3 only
1, 2 and 3
With a lifespan of approximately 25,000–35,000 hours, an LED bulb lasts 2 to 4 times longer than a CFL, and 25 to 35 times longer than a standard incandescent bulb.
By: Dr. Vivek Rana ProfileResourcesReport error
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