The work function for titanium is 4.33 eV. (a) Convert the value of the work function from electron volts to joules. J (b) Find the cutoff frequency for titanium. Hz (c) What maximum wavelength of light incident on titanium releases photoelectrons from the titanium's surface? nm (cl) If light of energyr 7.72 eV is incident on titanium, what is the maximum kinetic energy of the ejected photoelectrons? Give the answer in electron volts. eV (e) For photons of energy 7.?2 eV, what stopping potential would be required to arrest the current of photoelectrons? V