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The main advantage of CC amplifier is | |
A. | High input impedance and low output impedance [Correct Answer] |
B. | Low input impedance and high output impedance [Wrong Answer] |
C. | High voltage gain [Wrong Answer] |
D. | High current gain [Wrong Answer] |
View Answer
Explanation:-
Answer : A Discuss it below : !! OOPS Login [Click here] is required to post your answer/result |
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cut off, saturation
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6 ns, 18ns
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because of higher resolution
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TRUE
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immediate address
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absolute address
base address
⇒ If current is less than 20 mA and time of contact is very small, the effect of current on human body is likely to be temporary.
TRUE
FALSE
⇒ The baud rate is
not equal to signalling rate
always equal to bit transfer rate
equal to twice the bandwidth of an ideal channel
equal to half the bandwidth of ideal channel
⇒ Which of the following statement is correct?
A FET is a current controlled device
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⇒ The ability of a radio receiver to discriminate between different input signals and to accept only one definite signal is called its
sensitivity
attenuation
selectivity
modulation
⇒ In VHS format each video head is tilted from azimuth by
20°
10°
6°
1°
⇒ Consider the following stateme
1, 4 are correct
1 and 2 correct
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⇒ As frequency increases, the transmission efficiency
decreases
increases
is not affected
either (a) or (c)
⇒ j^{6} =
j
j^{2}
j^{3}
- j
⇒ The effective electrical length of an antenna is __________ its physical length
greater than
equal to
less than
none of the above
⇒ A current source inverter has simple commutation circuit.
TRUE
FALSE
⇒ Which interrupts are masked?
5.5
6.5
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None
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maintaining spacing between two consecutive radiating sources less than λ/2
maintaining the amplitudes in radiating sources, from outer towards the centre source, proportional to the coefficients of the successive terms of the binomial series
both (a) and (b)
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avoid interference from terrestrial microwave links
avoid interference between its powerful transmitted signal and weak in coming signal
minimise free-space losses
maximise antenna gain
⇒ For a symmetrical network
z_{11} = z_{22}
z_{12} = z_{21}
z_{11} z_{22} and z_{12} = z_{21}
z_{11} z_{12} - z_{12}^{2} = 0
⇒ The binary number 101100.110 in octal number will be
152.6
154.6
145.6
174.6
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2
2
4
0.2
⇒ In the field controlled motor the entire damping comes from
armature resistance
back emf
motor friction and load
field resistance