WBCS.LIVE practice question

2014 Nobel award in physics is associated with the invention of which type of LED?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Blue
  2. Green
  3. Red
  4. yellow

Correct answer and explanation

Correct answer: Blue

Explanation: āœ… Correct Answer: A) Blue šŸ“š Explanation: The 2014 Nobel Prize in Physics was awarded to Isamu Akasaki, Hiroshi Amano, and Shuji Nakamura for the invention of efficient Blue Light-Emitting Diodes (LEDs). This invention was revolutionary because it allowed for the creation of bright and energy-saving white light sources. Blue LEDs were much harder to create than red or green ones.