📊 Physics
Q. The photoelectric effect was experimentally discovered by:
  • (A) Albert Einstein
  • (B) Max Planck
  • (C) Heinrich Hertz
  • (D) Niels Bohr
✅ Correct Answer: (C) Heinrich Hertz

Explanation: The photoelectric effect was first observed experimentally by Heinrich Hertz in 1887.

Explanation by: Jyoti
The photoelectric effect was first observed experimentally by Heinrich Hertz in 1887.

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