Advertisements
Advertisements
प्रश्न
How many free electrons are available in semiconductors at room temperature?
पर्याय
A very large number
Small number (thermally excited)
Electrons flow freely at all times
Virtually none
MCQ
Advertisements
उत्तर
Semiconductors have a small number of thermally excited free electrons at room temperature. These electrons leave holes in the valence band.
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
