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A p-n-p transistor is used in common emitter mode in an amplifier circuit. When base current is changed by an amount ∆Iв, then the collector current changes by 4 mA. If the current amplification factor is 60, then the value of ∆Iв is,
Options
(a) 15 μA
(b) 240 mA
(c) 66.6 μA
(d) 60 μA
Correct Answer:
66.6 μA
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Electronic Devices
(124)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Light emitted during the de excitation of electron from n=3 to n=2, when incident
- The mean free path of molecules of a gas,(radius ‘r’) is inversely proportional to
- The maximum and minimum intensities of two sources is 4:1. The ratio of amplitude is
- In Young’s double slit experiment, the fringe width is 1×10⁻⁴ m, if the distance
- Three particles A,B and C are thrown from the top of a tower with the same speed.
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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