What is the conductivity of a semiconductor sample having electron concentration of `5 xx 10^(18) m^(-3)` hole concentration of `5 xx 10^(19) m^(-3)`, electron mobility of `2.0 m^(2) V^(-1) s^(-1)` and hole mobility of `0.01 m^(2) V^(-1) s^(-1)?`
(Take charge of electron as `1.6 xx 10^(-19)C)`

A semiconductor has the electron concentration 0.45 xx 10^(12) m^(-3) and hole concentration 5 xx 10^(29) m^(-3) . Find its conductivity . Given electron mobility = 0.135 m^(2) V^(-1) s^(-1) and hole mobility = 0.048 m^(2) V^(-1) s^(-1) , e = 1.6 xx 10^(-19) C

A semiconductor has an electron concentration of 0.45 xx 10^(12) m^(-3) and a hole concentration of 5.0 xx 10^(20) m^(-3) . Calculate its conductivity. Given electron mobility = 0.135 m^(2) V^(-1) s^(-1) , hole mobility = 0.048 m^(2) V^(-1) s^(-1) ,

A semiconductor has the electration 0.45 xx 10^(20) m^(-3) and hole concentration 5 xx 10^(20) m^(-3) .Find its conductivity.Given,electron mobility = 0.135 m^2 V^(-1) s^(-1) , hole mobility = 0.048 m^2 V^(-1) s^(-1) ,e=1.6 x10^(-19) C .

A semiconductor has electron concentration of 8 xx 10^-13 cm^-3 and hole concentration of 4 xx 10^-12 cm^-3 .Calculate conductivity of the sample if electron mobility = 24000 cm^2V^-1 s^-1 and hole mobility = 200 cm^2 V^-1 s^--1 and e = 1.6 xx 10^-19C .

A semiconductor has electron concentration of 4xx10^12 cm^-3 and hole concentration of 7xx10^-3 cm^-3 . Calculate conductivity of the semicouductor if electron mobility = 22000 cm^2V^-1 s^-1 and hole mobility = 150cm^2V^-1s^-1 .

A semiconductor has an electron concentration of 8xx10^(13) per cm^(3) and a hole concentration of 5xx10^(12) per cm^(3) . The electron mobilityis 25,000 cm^(2)V^(-1)sec^(-1) and the hole mobility is 100cm^(2)V^(-1)sec^(-1) and the hole mobility is 100cm^(2)V^(-1)sec^(-1) (i) The semiconductor is n -type (ii) the semiconductor is p -type (iii) the conductivity is 320m mho cm^(-1) (iv) the conductivity is 80m mho cm^(-1)

A semiconductor is known to have an electron concentration of 8 xx 10^(13) cm^(-3) and a hole concentration of 5 xx 10^(12) cm^(-3) . a . Is the semiconductor n- type of p-type ? b. What is the resistitivity of the simple , if the electron mobility is 23,000 cm^(2) V^(-1) s^(-1) and hole mobility is 100 cm^(2) V^(-1) s^(-1) ? Take charge on electron , e = 1.6 xx 10^(-19) C .

Calculate the conductivity of a semiconductor having electron concentration 5xx10^(12)"cm"^(-3) and hole concentration 8xx10^(13)"cm"^(-3) [mu_(e)=2.3"V"^(-1).s^(-1)."m"^(2)" ""and"" " mu_(h)=0.1"V"^(-1).s^(-1)."m"^(2)]