Question

Guys, what is the use of photoelectric effect?

please help me out​

Answer 1

ʜᴏʟʟᴀ✌✌

• The rest of the photon's energy transfers to the free negative charge, called a photoelectron. Understanding how this works revolutionized modern physics. Applications of the photoelectric effect brought us "electric eye" door openers, light meters used in photography, solar panels and photostatic copying.

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Answer 2

Answer:

electric eye door openers, light meters used in photography and solar panels are made using photoelectric effect mark as brainliest