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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
- Two cars A and B moving with same speed of 45 km/hr along same direction.
- When a Daniel cell is connected in the secondary circuit of a potentiometer,
- Two identical flutes produce fundamental notes of frequency 300 Hz at 27° C
- A step-down transformer has 50 turns on secondary and 1000 turns on primary winding.
- If the alternating current I=I₁ cosωt+I₂ sinωt, then the rms current is given by
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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