Related Questions

A low ratio of the ac to the dc load impedance of a diode detector results in
A Diagonal clipping
B Poor AGC operation
C Negative-peak clipping
D Poor AF response
Which of the following is associated with error detector ?
A Even parity bit
B Odd parity bit
C Both of A & B
D None of them
A fire detector cannot detect:
A Radiation
B Heat
C Light
D Smoke
Indicate which of the following statements about the advantages of the phase discriminator over the slope detector is false:
A Much easier alignment
B Better linearity
C Greater limiting
D Fewer tuned circuits
An AM receiver uses a diode detector for demodulation. This enables it satisfactorily to receive
A Single-sideband, suppressed-carrier
B Single-sideband, reduced-carrier
C ISB
D Single-sideband, full-carrier
In a Schering bridge the potential of the detector above earth potential is
A a few volts only
B 1 kV
C 5 kV
D 10 kV
The diode detector in an AM radio receiver is usually found ___________
A Before the first RF stage
B After the first RF stage
C After several stages of amplification
D None of the above
A and B are in the ratio of 5: 4 , B and C in the ratio of 3 : 2. What is the ratio of A : C ?
A 15
B 16
C 17
D None of these
The ratio of the age of a man and his wife is 4:3. At the time of their marriage the ratio was 5:3 and after 4 years this ratio will become 9:7. How many years ago were they married?
A 12 years
B 6 years
C 3 years
D 2 years
The ratio of boys to girls in class A is 3 to 4 . The ratio of boys to girls in class B is 4 to 5 . If the two classes were combined, the ratio of boys to girls in class B is two less than the number of girls in class A. How many girls are in class A?
A 87
B 11
C 12
D 15

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