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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 2 kg travels according to the law x(t)=pt+qt²+rt³
- Monochromatic light of wavelength 667 nm is produced by a helium neon laser
- Which of the following phenomenon exhibited the particle nature of light?
- The half life of radium is about 1600 year. Of 100 gram of radium existing now
- A uniform rod of length l is placed with one end in contact with the horizontal
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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