Semiconductor Materials » Exercise - 4158. An intrinsic semiconductor has : (a) Zero resistance at 0˚C (b) An infinite resistance at 0˚C (c) A finite resistance which decreases with increases in temperature (d) A finite resistance which increases with increases in temperature
Electric and Electronic Circuit Components » Exercise - 14. A piece of copper and another of germanium are cooled from room temperature to 80 k. The resistance of : (a) Each of them increases (b) Each of them decreases (c) Copper increases and germanium decreases (d) Copper decreases and germanium increases
Semiconductor Materials » Exercise - 3131. As the doping to a pure semiconductor increases, the bulk resistance of the semiconductor ........ (a) remains the same (b) increases (c) decreases (d) none of the above
Semiconductor Materials » Exercise - 3149. At room temperature, an intrinsic silicon crystal acts approximately as ........ (a) a battery (b) a conductor (c) an insulator (d) a piece of copper wire