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In a semiconductor
Options
(a) There are no free electrons at any temperature
(b) The number of free electrons is more than that in a conductor
(c) There are no free electrons at 0 K
(d) None of these
Correct Answer:
There are no free electrons at 0 K
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Electronic Devices
(124)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If the alternating current I=I₁ cosωt+I₂ sinωt, then the rms current is given by
- A current of 5 A is passing through a metallic wire of cross-sectional area 4×10⁻⁶ m².
- A ray of light is incident on a transparent glass slab of refractive index 1.62
- Two coherent sources of intensity ratio α interfere. In interference pattern,
- If A=4i+4j+4k and b=3i+j+4k, then angle between vectors A and B is
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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