A block of pure silicon at `300 K` has a length of `10 cm` and an area of `1.0 cm^(2)`. A battery of emf `2V` is connected across it. The mobility of electron is `0.14 m^(2) v^(-1) S^(-1)` and their number density is `1.5 xx 10^(16) m^(-3)`. The mobility of holes is `0.05 m^(2) v^(-1) S^(-1)`.
The electron current is
A. `6.72xx10^(-4)` A
B. `6.72xx10^(-5)` A
C. `6.72xx10^(-6)` A
D. `6.72xx10^(-7)` A