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The resistance of a metal wire with diameter of 200μm and length of 1.00m is 0.55Ω...

The resistance of a metal wire with diameter of 200μm and length of 1.00m is 0.55Ω . the density of conduction electrons in the metal is 8.50 x 1028 m-3. Assuming that the effective electron mass is me = 9.1 x 10-31kg, calculate i) the conductivity of the metal ii) the drude scattering time iii)the electron mobility (give the answer in units of cm2V-1s-1 iv) the fermi velocity of electrons.

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