94.31: Light of a single frequency falls on a photoelectric material but no ele1x-z:1p piwaj ctrons are emitted. Electrons mj:1p w1 xizap-ay be emitted if the:

  97.36: A student performs the Photoelec3zxm p;.j rbg;tric Effect Experiment and obtains the data depicted in the accompajpzxg r ;;b.m3nying graph of $E_{Km}$, the maximum kinetic energy of the photoelectrons in eV, versus f, the frequency of the photons in $10^{14}$ Hz. What is the approximate work function for this material?

  96.28: A photon with frequency f behaves as if it hadv.fy jbr;) ut4 d8uiu+ a mass equal to:

  14.32: Planck’s constant is multiplied b xnxr)/a( bs,b9bj.v7 bvwt*z y the speed of light. The resulting value then is drnz(b x,vbbb)txsw*j va/97.ivided by three meters. This final value has the units of which one of the following quantities?

  10.48: Which of the following wavelengths (in nm) of electromagnetic ra8r fmc*v97g*)z51mwt2/bfzgyo ave tdiation will produce photoelec g7f9ym 2ga5c/ 1*zt*v fzoeb8)mwtvrtrons of the least kinetic energy if the radiation is incident on a material with a work function of 4.80 eV?

  12.45: A stationary atom of m. cfyzv4(sxos/ :nh v-+* iebaass $4.00\times10^{-26}kg$ spontaneously emits a photon of energy 10.0 eV. Which one of the following choices best represents the speed, in units of m/s, of the atom after emitting the photon?

  16.45: Light of wavelength jec:*t5 j3(ssp*kw6:m),ry ragxk nj 250 nm shines onto a metallic surface. It is known that the electrons ejected from the surface range in speed as 0 ≤ v ≤ 4.85× 105 m/s. Whatj65) cr:k jw,gs*m ksnej*: (yr3pat x is the work function of the surface?

  06.46: In the photoelectric effect experiment, a stopping potential of V_{stog.z4 bi1ylvc6 p}$ is needed when light of frequency $f_0$ shines on the electron-emitting metal surface. If the metal surface on which the light shines is replaced with a new material that has half the work function, what is the new stopping potential ???????????????? , for light of frequency $f_0$ shining on it?