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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
- Graph of force per unit length between two long parallel current carrying
- An inductor coil is connected to a 12 V battery and drawing a current 24 A. This coil
- The current in a self-inductance L=40 mH is to be increased uniformly from 1A to 11 A
- Two discs of same material and thickness have radii 0.2 m and 0.6 m.
- Calculate the charge on equivalent capacitance of the conbination shown in figure
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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