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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
- A p-n photodiode is made of a material with a band gap of 2.0 eV
- When the wavelength of sound changes from 1 m to 1.01 m,
- A body of mass 0.5 kg travels in a straight line with velocity v=a x³/², where
- The kinetic energy of α-particle emitted in the α-dacay of ₈₈Ra²²⁶ is
- A particle of unit mass undergoes one-dimensional motion such that its velocity varies
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