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In an NPN transistor the collector current is 24 mA. If 80% of the electrons reach collector, its base current in mA is
Options
(a) 36
(b) 26
(c) 16
(d) 6
Correct Answer:
6
Explanation:
Since 80% of the electrons reach the collector, 20% only remain.
Base current = (20 / 80) x 24 = 6 mA
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Topics: Electronic Devices
(124)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A body of mass (4m) is lying in x-y plane at rest. It suddenly explodes into three
- For the action of a common Base (CB) transistor, (E=emitter, B= base, C= collector)
- In Young’s double slit experiment, the wavelength of the light used is doubled
- A spherical liquid drop of radius R is divided into 8 equal droplets. If the surface
- Newton postulated his corpuscular theory on the basis of
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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