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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
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Subject: Physics
(2479)
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- Two poles of same strength attract each other with a force of magnitude F
- Two identical circular coils A and B are kept on a horizontal tube
- The operation of a nuclear reactor is said to be critical, if the multiplication
- A mass of 2.0 kg is put on a flat plan attached to a vertical spring fixed on the ground
- The electric field in a certain region is given by E=5i ̂-3ĵ kV/m. The potential
Topics: Electronic Devices (124)
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