Which of the following statements about photoelectrons is correct?
PHYSICS
WAEC 2020
Which of the following statements about photoelectrons is correct?
- A. A faint green light produces photoelectrons with less kinetic energy than a bright red light
- B. A red light releases a smaller number of electrons than a green light
- C. A faint green light produces photoelectrons with greater kinetic energy than a bright red light
- D. A red light produces more photoelectrons than a green light
Correct Answer: B. A red light releases a smaller number of electrons than a green light
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