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Consider the following statements
| |
A. | 1, 2, 3 [Wrong Answer] |
B. | 1, 2 [Wrong Answer] |
C. | 2, 3 [Wrong Answer] |
D. | 1, 3 [Correct Answer] |
View Answer
Explanation:-
Answer : D Discuss it below : !! OOPS Login [Click here] is required to post your answer/result |
Also Read Similar Questions Below :
⇒ Which of these is the most recent display device?
LED
LCD
VF
(a) and (c)
⇒ Varactor diodes use
silicon
GaAs
either (a) or (b)
neither (a) nor (b)
⇒ As the frequency is increased, the charging MVAR in a cable
decreases
increases
remain the same
decreases or remains the scheme
⇒
Both A and R are correct and R is correct explanation of A
Both A and R are correct but R is not correct explanation of A
A is true, R is false
A is false, R is true
⇒ Which SNR denotes excellent picture quality in TV?
50 dB
30 dB
15 dB
5 dB
⇒ (1001-10) is equal to
7
(8)_{8}
(7)_{4}
(8)_{4}
⇒ The characteristic equation of a control system is given as s^{4} + 8s^{3} + 24s^{2} + 32s + K = 0. What is the range of values of K for this system to be stable?
0 ≤ K < 80
0 ≤ K < 100
0 ≤ K < 2300
0 ≤ K < 600
⇒ In case of antenna the lower value of Q indicates
higher bandwidth
lower bandwidth
higher distortion
lower distortion
⇒ In the above case if another sine wave corresponding to 40% modulation is transmitted simultaneously, the total radiated power will be
9.9 kW
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⇒ Which of the following circuits come under the class of combinational logic circuits?
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3 and 4
4 and 5
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⇒ The number of protons in a silicon atom are
4
8
12
14
⇒ A differential amplifier is invariably used in the I/P stage of all OP-amps. This is done basically to produce the OP-amp with a very high.
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⇒ The circuit in the figure is has two CMOS-NOR gates. This circuit functions
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⇒ Transport lag usually exists in
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⇒ In a synchro transmitter, which coil acts as primary?
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⇒ In thermal ohm's law, temperature and power loss are analogous to
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I and V respectively of ohm's law
R and V respectively of ohm's law
I and R respectively of ohm's law
⇒ The early effect in BJT is caused by
fast turn on
fast turn off
large collector base reverse bias
large emitter base forward bias
⇒ A control system is as shown in given figure The maximum value of gain K for which the system is stable
more than 5
equal to 5
less than 1
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⇒ For the circuit of figure the input and output Miller resistances
5 kΩ each
1 ohm and 5 kΩ respectively
5 kΩ and 1 ohm respectively
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⇒ The number of comparator circuits required to build a three-bit simultaneous A/D converter is
7
8
15
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⇒ The instruction
contents of memory location 20 are brought into the accumulator
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either (a) or (b)
neither (a) nor (b)
⇒ The reactance of bypass capacitor in a CE amplifier circuit should be
equal to the resistance in parallel with it
equal to 10% or less of the resistance in parallel with it
equal to 50% of the resistance in parallel with it
independent of the resistance in parallel with it
⇒ When slider of the potentiometer AB is in the position shown in figure, what resistance reading would be indicated by an ohmmeter connected between A an
zero
infinite
can't say
none of the above
⇒ A current of 1 A in the coil of an iron cored electromagnet cause a flux density of 0.2.T. If the current is 2 A, B=
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0.4 T
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⇒ Magnetic effect of current is used in generators but not in motors.
TRUE
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⇒ The resolution of a 4 bit counting ADC is 0.5 volts. For an analog input of 6.6 volts, the digital output of the ADC will be
1011
1101
1100
1110
⇒ Which op-amp circuit uses a capacitor in series with input and resistance in feedback path?
Differentiating amplifier
Integrating amplifier
Logarithmic amplifier
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⇒ A pulse train can be delayed by a finite number of clock periods by using
serial in-serial out shift register
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serial in-parallel out shift register
parallel in parallel out shift register
⇒ The total bandwidth needed for an AM signal at 55.25 MHz with 0.5 MHz video modulation is
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1 MHz
10 MHz
⇒ If Z is the number of zeros of 1 + G(s) H(s) in the right half s plane. N is the number of clockwise encircle elements of (-1 + jo) point. P is the number of poles of G(s) H(s) in right half s plane. The Nyquist stability criterion can be expressed as
Z = N + P
Z = P/N
Z = N - P
Z = PN
⇒ Which of these is the most recent display device?
LED
LCD
VF
(a) and (c)
⇒ Varactor diodes use
silicon
GaAs
either (a) or (b)
neither (a) nor (b)
⇒ As the frequency is increased, the charging MVAR in a cable
decreases
increases
remain the same
decreases or remains the scheme
⇒
Assertion (A): A sweep circuit operates by virtue of recurring transient phenomenon.
Reason (R): Transients are always undesirable.
Both A and R are correct and R is correct explanation of A
Both A and R are correct but R is not correct explanation of A
A is true, R is false
A is false, R is true
⇒ Which SNR denotes excellent picture quality in TV?
50 dB
30 dB
15 dB
5 dB
⇒ (1001-10) is equal to
7
(8)_{8}
(7)_{4}
(8)_{4}
⇒ The characteristic equation of a control system is given as s^{4} + 8s^{3} + 24s^{2} + 32s + K = 0. What is the range of values of K for this system to be stable?
0 ≤ K < 80
0 ≤ K < 100
0 ≤ K < 2300
0 ≤ K < 600
⇒ In case of antenna the lower value of Q indicates
higher bandwidth
lower bandwidth
higher distortion
lower distortion
⇒ In the above case if another sine wave corresponding to 40% modulation is transmitted simultaneously, the total radiated power will be
9.9 kW
10.15 kW
10.84 kW
18.4 kW
⇒ Which of the following circuits come under the class of combinational logic circuits?
- Full adder
- Full subtractor
- Half adder
- J-K flip-flop
- Counter
1 only
3 and 4
4 and 5
1, 2 and 3
⇒ The number of protons in a silicon atom are
4
8
12
14
⇒ A differential amplifier is invariably used in the I/P stage of all OP-amps. This is done basically to produce the OP-amp with a very high.
CMRR
bandwidth
slew rate
open-loop gain
⇒ The circuit in the figure is has two CMOS-NOR gates. This circuit functions
flip-flop
schmitt trigger
monostable multivibrator
astable multivibrator
⇒ Transport lag usually exists in
thermal systems
hydraulic systems and thermal systems
pneumatic systems
thermal, hydraulic and pneumatic systems
⇒ In a synchro transmitter, which coil acts as primary?
Rotor
Stator
Partly rotor and partly stator
Tertiary
⇒ In thermal ohm's law, temperature and power loss are analogous to
V and I respectively of ohm's law
I and V respectively of ohm's law
R and V respectively of ohm's law
I and R respectively of ohm's law
⇒ The early effect in BJT is caused by
fast turn on
fast turn off
large collector base reverse bias
large emitter base forward bias
⇒ A control system is as shown in given figure The maximum value of gain K for which the system is stable
more than 5
equal to 5
less than 1
less than 5
⇒ For the circuit of figure the input and output Miller resistances
5 kΩ each
1 ohm and 5 kΩ respectively
5 kΩ and 1 ohm respectively
1 ohm each
⇒ The number of comparator circuits required to build a three-bit simultaneous A/D converter is
7
8
15
16
⇒ The instruction
MVI A, 20
in 8085 meanscontents of memory location 20 are brought into the accumulator
the value 20 is brought into accumulator
either (a) or (b)
neither (a) nor (b)
⇒ The reactance of bypass capacitor in a CE amplifier circuit should be
equal to the resistance in parallel with it
equal to 10% or less of the resistance in parallel with it
equal to 50% of the resistance in parallel with it
independent of the resistance in parallel with it
⇒ When slider of the potentiometer AB is in the position shown in figure, what resistance reading would be indicated by an ohmmeter connected between A an
zero
infinite
can't say
none of the above
⇒ A current of 1 A in the coil of an iron cored electromagnet cause a flux density of 0.2.T. If the current is 2 A, B=
0.2 T
0.4 T
0.4 T or less
0.4 T or more
⇒ Magnetic effect of current is used in generators but not in motors.
TRUE
FALSE
⇒ The resolution of a 4 bit counting ADC is 0.5 volts. For an analog input of 6.6 volts, the digital output of the ADC will be
1011
1101
1100
1110
⇒ Which op-amp circuit uses a capacitor in series with input and resistance in feedback path?
Differentiating amplifier
Integrating amplifier
Logarithmic amplifier
None of the above
⇒ A pulse train can be delayed by a finite number of clock periods by using
serial in-serial out shift register
parallel in serial out shift register
serial in-parallel out shift register
parallel in parallel out shift register
⇒ The total bandwidth needed for an AM signal at 55.25 MHz with 0.5 MHz video modulation is
0.25 MHz
0.5 MHz
1 MHz
10 MHz
⇒ If Z is the number of zeros of 1 + G(s) H(s) in the right half s plane. N is the number of clockwise encircle elements of (-1 + jo) point. P is the number of poles of G(s) H(s) in right half s plane. The Nyquist stability criterion can be expressed as
Z = N + P
Z = P/N
Z = N - P
Z = PN