A piece of copper and another of germanium are cooled from room temperature to 80 K. The resistance of copper decreases and that of germanium increases
69) A piece of copper and another of germanium are cooled from room temperature to 80 K. The resistance of
Answer is:
copper decreases and that of germanium increases
Explanation:
Related Electronic Devices and Communication MCQ with Answers
Answer is:
more than dc value
Explanation:
In a half-wave rectifier, the rms value of the ac component of the wave is more than dc value
Answer is:
slightly less than the emitter current
Explanation:
In a typical transistor, the collector current is slightly less than the emitter current
Answer is:
All these features
Explanation:
The transistor have all the given features in option