Q. Which of the following comparisons of LED lights and CFL lights is / are correct?
- The CFLs contain mercury, LEDs are free of mercury
- The CFLs emit more light per watt than the LEDs
- The CFLs are not temperature dependent, while LED performance largely depends on the ambient temperature of the operating environment
Select the correct option from the codes given below:
Answer:
Only 1 & 3 are correct
Notes: The second statement is incorrect. LEDs are known for their performance and LED emit more light per watt than the CFLs.