WBCS.LIVE practice question

A photon of frequency 50 Hz possesses __________ J energy. (: Planck's constant, : speed of light in vacuum)

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

Answer options

  1. 50 h
  2. h/50
  3. hc/50
  4. 50 c

Correct answer and explanation

Correct answer: 50 h