Avionics Gain Attenuation Decibels Online Exam Quiz
Avionics Gain Attenuation Decibels GK Quiz. Question and Answers related to Avionics Gain Attenuation Decibels. MCQ (Multiple Choice Questions with answers about Avionics Gain Attenuation Decibels
What should be the gain of an amplifier to have zero voltage loss if the signal is already attenuated half that of the original signal?
Options
A : 1/2
B : 1
C : 2
D : 0
What should be the value of R2 to have an attenuation of 0.5, if R1=200??
Options
A : 100?
B : 300?
C : 200?
D : 500?
What is the gain of the signal if output and input voltages are 700V and 50mV respectively?
Options
A : 14000
B : 14
C : 71
D : 71400
What should be the gain of an amplifier to have no voltage loss or gain?
Options
A : 2
B : 1
C : 5
D : 0
A two-stage amplifier has an input power of 30?W and an output power of 1.5mW. One stage has a gain of 3. What is the gain of the second stage?
Options
A : 20
B : 16.6
C : 40
D : 22.36
What is the total gain of amplifiers with a power gain of 6, 8, 5 when connected in series?
Options
A : 24
B : 20
C : 19
D : 240
What is the output signal voltage for a gain of 20 and input voltage of 20mV?
Options
A : 400V
B : 4V
C : 400mV
D : 10V
What is the gain in decibels if the amplifier has an input of 3mV and output of 5V?
Options
A : 54.4
B : 64
C : 64.4
D : 32
The power output of an amplifier is 7 watts. The power gain is 80. What is the input power?
Options
A : 87.5mW
B : 87.5W
C : 13W
D : 13mW
What is the component in which the output voltage is higher than the input voltage?
Options
A : Attenuator
B : Amplifier
C : Differential
D : Multiplexer
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