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Assertion (A): The time response, usually, is slower with lag compensation. Reason (R): The natural undamped frequency and bandwidth are increased. | |
A. | Both A and R are correct and R is correct explanation of A [Wrong Answer] |
B. | Both A and R are correct but R is not correct explanation of A [Wrong Answer] |
C. | A is correct but R is wrong [Wrong Answer] |
D. | R is correct but A is wrong [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 :
⇒ The output voltage of a charger is
less than battery voltage
same as battery voltage
more than battery voltage
same or more than battery voltage
⇒ Common base configuration is little used because
it has low input impedance
it has high input impedance
it does not heat up
it has very high gain
⇒ The shape of torque-speed curve of a two phase servo- motor mostly depends on
ratio of rotor reactance to rotor resistance
ratio of stator reactance to rotor resistance
ratio of rotor reactance to rotor resistance and also the ratio of stator reactance to stator resistance
magnitude of stator voltages
⇒ Which of the following terminations makes the input impedance of a line equal to characteristic impedance Z_{0}?
line open circuited at far end
line terminated in Z_{0}
line short circuited at far end
line terminated in inductance
⇒ A string constant in basic is
a string of capital alphabets A to Z, included in question mark
a string of capital alphabets A to Z and digits 0 to 9 included in question mark
a string of capital alphabets A to Z, digits 0 to 9 and special characters
a string of capital alphabets A to Z, digits 0 to 9 and special characters included in question mark
⇒ For maximum unclipped output from a CE amplifier, the Q point should be
at the centre of dc load line
at the centre of ac load line
at the centre of collector current
none of the above
⇒ PCM : Quantising Noise :: Transistor :
Partition noise
Shot noise
Whirl
No noise
⇒ δ(t - b) is a pulse function.
TRUE
FALSE
⇒ Find the power absorbed or delivered by each sou
a = -32 b = - 12 c = -80 d = -60
a = -32 b = - 12 c = 80 d = 60
a = 32 b = 12 c = -80 d = 60
a = -32 b = 12 c = 80 d = -60
⇒ In figure, V reads 45V. Then
10.1 A
13.3 A
16.1 A
19.4 A
⇒ As per Boolean algebra, inputs can be interchanged in
OR gates
AND gates
both OR and AND gates
none of the above
⇒ Wagner earthing device eliminates
all stray capacitance in the circuit
stray capacitances between components
stray capacitance between detector terminal and ground
mutual coupling between components
⇒ At millimeter wavelength the favoured mode in circular wave guide is
TE_{01}
TE_{11}
TE_{20}
TE_{21 }
⇒ The silicon sample with unit cross-sectional area shown below is in thermal equilibrium. The following information is given: T = 300 K, electronic charge = 1.6 x 10^{-19}C, thermal voltage = 26mV and electron mobility = 1350 cm^{2}
2.16 x 10^{4} A/cm^{2}
1.08 x 10^{4} A/cm^{2}
4.32 x 10^{3} A/cm^{2}
6.48 x 10^{2} A/cm^{2}
⇒ The frequency response of a microphone means
bandwidth of frequencies having output with in ± 1 dB of the output at 1000 Hz
bandwidth of frequencies having output with in ± 3 dB of the output at 1000 Hz
bandwidth of frequencies having output with in ± 1 dB of the output at 500 Hz
bandwidth of frequencies having output with in ± 3 dB of the output at 500 Hz
⇒
A-1, B-2, C-3, D-4
A-2, B-1, C-3, D-4
A-1, B-2, C-4, D-3
A-2, B-1, C-4, D-3
⇒ Which rectifier has the best ratio of rectification?
Half wave rectifier
Full wave rectifier
Bridge rectifier
Three phase full wave rectifier
⇒
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 correct R is wrong
A is wrong R is correct
⇒ If transmitted power is 10 kW, the field strength at a distance d is 50 mV/m. If transmitted power is reduced to 2.5 kW, the field strength at the same point will be
25 mV/m
12.5 mV/m
6.25 mV/m
3.125 mV/m
⇒
A-1, B-4, C-3, D-2
A-3, B-2, C-1, D-4
A-1, B-2, C-3, D-4
A-3, B-4, C-1, D-2
⇒ For the K map in the given figure, the simplified expressio
x_{l} x_{2} x_{4} + x_{2} x_{4} + x_{1} x_{3}
x_{2} x_{4} + x_{2} x_{4} + x_{1} x_{3}
x_{1} x_{2} x_{4} + x_{l} x_{2} + x_{3} x_{4} + x_{2}x_{4}
x_{1} x_{2} + x_{2} x_{3} + x_{3}x_{4}
⇒ For type 2 system, the magnitude and phase angle of the term (jω)^{2} in the denominator, at ω = 0, are respectively
0 and - 90°
0 and + 90°
infinity and - 180°
infinity and + 180°
⇒ For the K map in the given figure the simplified Boolean expressio
A C + A D + ABC
A C + A D + ABC
A C + A D + ACD
A C + A D + AB C
⇒ Two coils X of 1000 turns and Y of 2000 turns are placed such that 60% of the flux produced by coil X links coil Y. A current of 1 A in coil X produces 0.1 wb flux. The mutual inductance between coils is
0.12 H
0.08 H
0.06 H
0.04 H
⇒ In synchronous detection of an AM signal
Carrier is completely suppressed
Both side hands are suppressed
Only one side band and part of carrier is suppressed
One side band and full carrier is suppressed
⇒ System satellites orbit the Earth once in
24 hours
12 hours
1 hours
6 hours
⇒ A system is said to be static system, when present output depend upon
present I/P
presrent and past
present and future
past and future
⇒ Consider the following statements about data structures in Pascal
All
1, and 2 only
1 and 3 only
2 and 3 only
⇒ The contents of the program counter after the call operation point to the first instruction on
stack
subroutine
either of the above
none of the above
⇒ Fourier transform of f(t) =
jω F(f)
2pf F(f)
F'(f)
None
⇒ The output voltage of a charger is
less than battery voltage
same as battery voltage
more than battery voltage
same or more than battery voltage
⇒ Common base configuration is little used because
it has low input impedance
it has high input impedance
it does not heat up
it has very high gain
⇒ The shape of torque-speed curve of a two phase servo- motor mostly depends on
ratio of rotor reactance to rotor resistance
ratio of stator reactance to rotor resistance
ratio of rotor reactance to rotor resistance and also the ratio of stator reactance to stator resistance
magnitude of stator voltages
⇒ Which of the following terminations makes the input impedance of a line equal to characteristic impedance Z_{0}?
line open circuited at far end
line terminated in Z_{0}
line short circuited at far end
line terminated in inductance
⇒ A string constant in basic is
a string of capital alphabets A to Z, included in question mark
a string of capital alphabets A to Z and digits 0 to 9 included in question mark
a string of capital alphabets A to Z, digits 0 to 9 and special characters
a string of capital alphabets A to Z, digits 0 to 9 and special characters included in question mark
⇒ For maximum unclipped output from a CE amplifier, the Q point should be
at the centre of dc load line
at the centre of ac load line
at the centre of collector current
none of the above
⇒ PCM : Quantising Noise :: Transistor :
Partition noise
Shot noise
Whirl
No noise
⇒ δ(t - b) is a pulse function.
TRUE
FALSE
⇒ Find the power absorbed or delivered by each sou
a = -32 b = - 12 c = -80 d = -60
a = -32 b = - 12 c = 80 d = 60
a = 32 b = 12 c = -80 d = 60
a = -32 b = 12 c = 80 d = -60
⇒ In figure, V reads 45V. Then
10.1 A
13.3 A
16.1 A
19.4 A
⇒ As per Boolean algebra, inputs can be interchanged in
OR gates
AND gates
both OR and AND gates
none of the above
⇒ Wagner earthing device eliminates
all stray capacitance in the circuit
stray capacitances between components
stray capacitance between detector terminal and ground
mutual coupling between components
⇒ At millimeter wavelength the favoured mode in circular wave guide is
TE_{01}
TE_{11}
TE_{20}
TE_{21 }
⇒ The silicon sample with unit cross-sectional area shown below is in thermal equilibrium. The following information is given: T = 300 K, electronic charge = 1.6 x 10^{-19}C, thermal voltage = 26mV and electron mobility = 1350 cm^{2}
2.16 x 10^{4} A/cm^{2}
1.08 x 10^{4} A/cm^{2}
4.32 x 10^{3} A/cm^{2}
6.48 x 10^{2} A/cm^{2}
⇒ The frequency response of a microphone means
bandwidth of frequencies having output with in ± 1 dB of the output at 1000 Hz
bandwidth of frequencies having output with in ± 3 dB of the output at 1000 Hz
bandwidth of frequencies having output with in ± 1 dB of the output at 500 Hz
bandwidth of frequencies having output with in ± 3 dB of the output at 500 Hz
⇒
Match the following:
List I | List II | ||
---|---|---|---|
A. | Former | 1. | Produces deflecting torque |
B. | Coil | 2. | Provides base for coil |
C. | Core | 3. | Makes the magnetic field radial |
D. | Spring | 4. | Provides controlling torque |
A-1, B-2, C-3, D-4
A-2, B-1, C-3, D-4
A-1, B-2, C-4, D-3
A-2, B-1, C-4, D-3
⇒ Which rectifier has the best ratio of rectification?
Half wave rectifier
Full wave rectifier
Bridge rectifier
Three phase full wave rectifier
⇒
Assertion (A): If contents of F register in 8085 are 01010001, it means S = 0, Z = 1, AC= 1, P = 0 and CY = 1.
Reason (R): When an instruction is called from memory, the op. code of instruction is stored in instruction register.
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 correct R is wrong
A is wrong R is correct
⇒ If transmitted power is 10 kW, the field strength at a distance d is 50 mV/m. If transmitted power is reduced to 2.5 kW, the field strength at the same point will be
25 mV/m
12.5 mV/m
6.25 mV/m
3.125 mV/m
⇒
Match the following:
List I (I/P - O/P relation) | List II (Property of the system) | ||
---|---|---|---|
A. | y(n) = x(n) | 1. | Nonlinear, non-causal |
B. | y(n) = x(n^{2}) | 2. | Linear, non casual |
C. | y(n) = x^{2}(-n) | 3. | Linear causal |
D. | y(n) = x^{2}(n) | 4. | Nonlinear causal |
A-1, B-4, C-3, D-2
A-3, B-2, C-1, D-4
A-1, B-2, C-3, D-4
A-3, B-4, C-1, D-2
⇒ For the K map in the given figure, the simplified expressio
x_{l} x_{2} x_{4} + x_{2} x_{4} + x_{1} x_{3}
x_{2} x_{4} + x_{2} x_{4} + x_{1} x_{3}
x_{1} x_{2} x_{4} + x_{l} x_{2} + x_{3} x_{4} + x_{2}x_{4}
x_{1} x_{2} + x_{2} x_{3} + x_{3}x_{4}
⇒ For type 2 system, the magnitude and phase angle of the term (jω)^{2} in the denominator, at ω = 0, are respectively
0 and - 90°
0 and + 90°
infinity and - 180°
infinity and + 180°
⇒ For the K map in the given figure the simplified Boolean expressio
A C + A D + ABC
A C + A D + ABC
A C + A D + ACD
A C + A D + AB C
⇒ Two coils X of 1000 turns and Y of 2000 turns are placed such that 60% of the flux produced by coil X links coil Y. A current of 1 A in coil X produces 0.1 wb flux. The mutual inductance between coils is
0.12 H
0.08 H
0.06 H
0.04 H
⇒ In synchronous detection of an AM signal
Carrier is completely suppressed
Both side hands are suppressed
Only one side band and part of carrier is suppressed
One side band and full carrier is suppressed
⇒ System satellites orbit the Earth once in
24 hours
12 hours
1 hours
6 hours
⇒ A system is said to be static system, when present output depend upon
present I/P
presrent and past
present and future
past and future
⇒ Consider the following statements about data structures in Pascal
- Arrays and files are types of data structures.
- List structure is not a data structure in Pascal.
- Each element of a binary tree is called a node of the tree.
All
1, and 2 only
1 and 3 only
2 and 3 only
⇒ The contents of the program counter after the call operation point to the first instruction on
stack
subroutine
either of the above
none of the above
⇒ Fourier transform of f(t) =
jω F(f)
2pf F(f)
F'(f)
None