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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 Si and a Ge diode has identical physical dimensions. The bandgap in Si is larger
- A parallel plate air capacitor has capacity C, distance of seperation between plate
- A beam of light consisting of red, green and blue colours is incident on a right
- The Rutherford scattering experiment proves that an atom consists of
- Two simple harmonic motions of angular frequency 100 and 1000 rad s⁻¹ have the same
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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