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What will be conductance of pure sillico...

What will be conductance of pure sillicon crystal at 300 K temp? if electron hole pairs per `cm^(3)` is `1.072xx10^(10)` at this temp. `mu_(n)=1350 cm^(2)//"volt"` sec and `mu_(p)=480 cm^(2)//"volt"` sec-

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What will be conductivity of pure sillicon crystal at 300 K temp? if electron hole pairs per cm^(3) is 1.072xx10^(10) at this temp. mu_(n)=1350 cm^(2)//"volt" sec and mu_(p)=480 cm^(2)//"volt" sec-

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(a) Find the conductivity of intrinsic silon at 300K . It is given that n_(i) at 300K in silicon is 1.5x10^(10)//cm ^(3) and the mobilities of electrons and holes in silicion are 1300cm^(2)//V-sec and 500 cm^(2)//V-sec respectively. (b) if donor type impurity is added to the extent of 1 impurity atom in 10^(8) sillicon atoms, find the conductivity. (c ) if acceptor inpurity is added to the extent of 1 impurity atom in 10^(8) silicon atoms,find the conductivuity. Given: number of atoms//m^(3) for Si=5xx10^(28)

A potential difference of 2V is applied between the opposite faces of a Ge crystal plate of area 1cm^(2) and thickness 0.5 mm. if the concentration of electrons in Ge is 2xx10^(19)//m^(3) and mobilities of electrons and holes are 0.36 (m^(2))/("volt-sec") and 0.14(m^(2))/("volt-sec") respectivity, then the current flowing through the plate will be-