please help me answer all question correctly .please make sure hand writting is clear and can read.

please help me answer all question correctly .please make sure hand writting is clear and can read. please write nicely . if can type in computer more nice. tq . Question 1 (20 marks) The cutoff wavelength of the lead metal, Ac is 300nm. (a) Calculate the work function for tungsten in units of Joules (J) and eV. [6 marks (b) When radiation of wavelength 200 nm is used. Calculate: (i) The maximum kinetic energy of the electrons (in unit of J). [4 marks] (i) The stopping potential. [4 marks] (i Explain in your own words for the term stopping potential. I [6 marks]

 

Looking for a Similar Assignment? Let us take care of your classwork while you enjoy your free time! All papers are written from scratch and are 100% Original. Try us today! Use Code FREE15