1...for a proton accelerated through potential difference of one volt kinetic energy gained in eV is?
2...when the em radiations of frequency 410raise to power15 and 610rtp15 Hz fall on the same metal in different experiments the ratio of max kinetic energy of electron liberated is 1:3. The threshold frequency for the metal is ??
Kindly refer to the links for similar query.
https://www.meritnation.com/ask-answer/question/if-the-kinetic-energy-gained-by-an-electron-is-1-610/electricity/9721541
https://www.meritnation.com/ask-answer/question/when-the-electromagnetic-radiations-of-frequencies-4-10-15-h/dual-nature-of-radiation-and-matter/7032722
https://www.meritnation.com/ask-answer/question/if-the-kinetic-energy-gained-by-an-electron-is-1-610/electricity/9721541
https://www.meritnation.com/ask-answer/question/when-the-electromagnetic-radiations-of-frequencies-4-10-15-h/dual-nature-of-radiation-and-matter/7032722