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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 filament bulb (500W,100V) is to be used in a 230V main supply. When a resistance
- The mass of a ⁷₃ Li nucleus is 0.042 u less than the sum of the masses of all its nucleons
- If h is the height of the capillary rise and r be the radius of capillary tube,
- An alpha nucleus of energy 1/2 mv² bombards a heavy nuclear target of charge Ze
- A plank with a box on it at one end is gradually raised about the other end.
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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