Related Questions

The positive clipper is that which removes the ___________ half-cycles of the input voltage.
A Negative
B Positive
C Both positive and negative
D None of the above
What is the purpose of peak clipper circuits in radio transmitters?
A To prevent overmodulation
B To reduce bandwidth
C To increase bandwidth
D To regulate oscillator I/P voltage
Without a DC source, a clipper acts like a 
A demodulator
B clamper
C rectifier
D chopper
To produce an old photograph, a photographer charges x dollars to make a negative, 3x/5 dollars for each of the first 10 prints, and x/5 dollars for each print in excess of 10 prints. If 45 dollars is the total charge to make a negative and 20 prints from an old photograph, how many dollars the photographer charges to make a negative?
A 3
B 3.5
C 4
D 4.5
To produce an old photograph, a photographer charges x dollars to make a negative 3x/5 dollars for each of the first 10 prints, and x/5 dollars for each print in excess of 10 prints. If 45 dollars is the total charge to make a negative and 20 prints from an old photograph, how many dollars the photographer charges to make a negative?
A 3
B 3.5
C 4
D 4.5
When voltage feedback (negative) is applied to an amplifier, its input impedance ___________
A Is decreased
B Is increased
C Remains the same
D None of the above
When negative voltage feedback is applied to an amplifier, its voltage gain ___________
A Is increased
B Is reduced
C Remains the same
D None of the above
When drain voltage equals the pinch-off-voltage, then drain current ___________ with the increase in drain voltage
A decreases
B increases
C remains constant
D none of the above
If the input to an integrating circuit is a succession of alternating positive and negative pulses of very short duration, the output will be ___________ wave
A Rectangular
B Triangular
C Sine
D Square
When current feedback (negative) is applied to an amplifier, its input impedance ___________
A Is decreased
B Is increased
C Remains the same
D None of the above

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