MCQOPTIONS
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| 1. |
An n type silicon bar 0.1 cm long and 100 μm2 in cross-sectional area has a majority carrier concentration of 5 x 1020/m3 and the carrier mobility is 0.13 m0/V-s at 300k. If the charge of an electron is 1.6 x 10-19 coulomb, then the resistance of the bar is |
| A. | 106 ohm |
| B. | 104 ohm |
| C. | 10-1 ohm |
| D. | 10-4 ohm |
| Answer» D. 10-4 ohm | |