Silicon is a semiconducting metal with a resistivity of 640 m.
|HINT
(a) Determine the current per unit area through a 5.02 V silicon junction with a length of 1.89 mm. (Enter your answer in A/m².)
A/m²
(b) Find the current (in A) through the junction if its cross-sectional area is 1.75 x 10-5 m².
A