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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
- A body is moving with velocity 30 m/s towards east. After 10 seconds its velocity
- According to Hook’s law, force is proportional to
- A tangent galvanometer has a coil of 50 turns and a radius of 20 cm. The horizontal
- The upper half of an inclined plane of inclination θ is perfectly smooth while lower
- A body of mass 2 kg is kept by pressing to a vertical wall by a force of 100 N
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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