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When npn transistor is used as an amplifier
Options
(a) electrons move from base to collector
(b) holes move from emitter to base
(c) electrons move from collector to base
(d) holes move from base to emitter
Correct Answer:
electrons move from base to collector
Explanation:
When npn transistor is used as amplifier, majority charge carriers/electrons of n-type emitter travel from emitter to base and then from base to collector.
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Topics: Electronic Devices
(124)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If two soap bubbles of different radii are connected by a tube
- A stone of mass 1kg is tied to a string 4m long and is rotated at constant speed
- Which of the following is a vector quantity?
- Dispersion of light is caused due to
- In circular coil, when number of turns is doubled and resistance becomes 1/4th
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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wrong answer. ANswer is Holes move from base to emittor