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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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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Dispersion of light is caused due to
- The charges Q, +q, and +q are placed at the vartices of an equilateral
- Young’s modulus of the material of a wire is 18×10¹¹ dyne cm⁻².its value in SI is
- If the wavelength of light in vacuum be, the wavelength in a medium of refractive index
- The average power dissipated in AC circuit is 2 W. If a current flowing through
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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