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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
- Charge Q is divided into two parts which are then kept some distance apart. The force
- Two forces of magnitude 8N and 15N respectively act at a point so as to make the resultant force
- A capacitor of 10 µF charged upto 250 volt is connected in parallel with another
- A conducting sphere of radius R is given a charge Q. The electric potential
- A body moves with a uniform acceleration a and zero initial velocity
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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