Student's name:Consider a Si crystal at $200\backslash$deg C$.$ Take the effective mass of electrons as $0\mathrm{.}33$me and holes as $0\mathrm{.}55$me$,$ themobility Mc $=0\mathrm{.}14$ m$2/$V$.$s and un $=0\mathrm{.}038$ m$?/$V$.$s$,$ the energy gap Eg $=1\mathrm{.}12$ eV$\mathrm{.}1.$ Calculate the value of $(-$ Eg$/2$kT$)$ which is the thermal exponent power.$-27\mathrm{.}48-21\mathrm{.}67-17\mathrm{.}28-13\mathrm{.}74-11\mathrm{.}562.$ Estimate the number of intrinsic holes in m$39\mathrm{.}73$ x $10\backslash$deg $14\mathrm{.}9$ x $10129\mathrm{.}73$ x $10159\mathrm{.}73$ x $101814\mathrm{.}9$ x $10183.$ Calculate the total electrical conductivity $($by electrons and holes$)$ in units of $1/$m$..$