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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
- Characteristic X-rays are produced due to
- If v is the speed of sound in air, then the shortest length of the closed pipe
- A wave in a string has an amplitude of 2cm. The wave travels in the positive direction
- The kinetic energy of α-particle emitted in the α-dacay of ₈₈Ra²²⁶ is
- What determines the nature of the path followed by the particle?
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