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An amplifier has a voltage gain Av=1000. The voltage gain in dB is
Options
(a) 30 dB
(b) 60 dB
(c) 3 dB
(d) 20 dB
Correct Answer:
60 dB
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
- An ideal gas is compressed to half its initial volume by means of several processes.
- When ₉₀Th²²⁸ transforms to ₈₃Bi²¹², the number of emitted α and β particles
- Which is correct relation?
- Efficiency of a Carnot engine is 50% when temperature of sink is 500K. In order
- A straight conductor 0.1 m long moves in a uniform magnetic field 0.1 T.
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Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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Voltage gain in dB = 20log(voltagegain)
20 log(1000)= 20×3 =60dB