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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 gaussian sphere encloses an electric dipole within it. The total flux
- A 1 µA beam of protons with a cross-sectional area of 0.5 sq.mm is moving with a velocity
- The decay constant of a radio isotope is λ. If A₁ and A₂ are its activities at time
- An interference pattern was made by using red light. If the red light
- An aeroplane is flying horizontally with a velocity of 216 km/h at a height of 1960 m.
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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