Question: For laser and light emitting diode ( LED ) : ( 4 + 2 + 4 = 1 0 pts ) What is the main

For laser and light emitting diode (LED): (4+2+4=10 pts)
What is the main difference between the light emitted by the LED based bulb and one from a regular fluorescent bulb? (1 pt) Which one has better energy efficiency? (1 pt)
List two possible reasons (2 pts)

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