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Q. What is the difference between a CFL and an LED lamp?
1. To produce light, a CFL uses mercury vapour and phosphor while an LED lamp uses semi-conductor material.
2. The average life span of a CFL is much longer than that of an LED lamp.
3. ACFL is less energy-efficient as compared to an LED lamp.
Which of the statements given above is/are correct?

  • (A) 1 only
  • (B) 2 and 3 only
  • (C) 1 and 3 only
  • (D) 1, 2 and 3
  • Correct Answer - Option(C)
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