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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 capacitor having a capacity of 2 μF is charged to 200V and then the plates
- Two bodies of mass 10 kg and 5 kg moving in concentric orbits of radius
- A body of mass 3 kg acted upon by a constant force is displaced by S meter
- A particle of mass m is projected with velocity v making an angle of 45° with
- A capacitor is charged to 200 volt. It has a charge of 0.1 coulomb.
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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