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Which one of the following statement is FALSE about semiconductors?
Options
(a) Pure Si doped with trivalent impurities gives a p-type semiconductor
(b) Majority carriers in a n-type semiconductor are holes
(c) Minority carriers in a p-type semiconductor are electrons
(d) The resistance of intrinsic semiconductor decreases with increase of temperature
Correct Answer:
Majority carriers in a n-type semiconductor are holes
Explanation:
majority carriers in an n-type semiconductor ar electrons.
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Topics: Electronic Devices
(124)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A rod of 10 cm length is moving perpendicular to uniform magntic field of intensity
- The value of coefficient of volume expansion of glycerin is 5 x 10⁻⁴ k⁻¹.
- The potential energy of a long spring when stretched by 2 cm is U.
- In a tangent galvanometer, a current of 0.1 A produces a deflection of 30⁰.
- Stress to strain ratio is equivalent to
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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