Q185. The stopping potential for electrons ejected by 6.8 x 1014Hz electromagnetic radiation incident on a certain sample is 1.8 V. The kinetic energy of the most energetic electrons ejected Is:Physics — Dawn of Modern Physics — Question 185 of 217A. 0.8 eVB. 1.8 eVC. 2.8 eVD. 3.8 eVPractice more Physics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →