The expression eτ/m, where 'τ' is the relaxation time, 'e' is charge – McqOptions

MCQOPTIONS

1.	The expression eτ/m, where 'τ' is the relaxation time, 'e' is charge and 'm' is mass of an electron is equal to the ______________.
A.	conductivity of the material
B.	mobility of the electrons
C.	resistivity of the material
D.	permittivity of the material
Answer» C. resistivity of the material

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