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The opposition of an inductor to current flow | |
A. | depends only on the resistance of the coil [Wrong Answer] |
B. | depends on the magnitude of the applied voltage [Wrong Answer] |
C. | varies directly with frequency [Correct Answer] |
D. | varies inversely with frequency [Wrong Answer] |
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Explanation:-
Answer : C Discuss it below : !! OOPS Login [Click here] is required to post your answer/result |
Also Read Similar Questions Below :
⇒ The property not valid for basic singularity function is
it is even signal
convolution of any arbitrary function x{t) and an impulse is the original function itself.
the sum of two impulses at same location is the impulse with the strength equal to the summation of individual strengths.
none of these.
⇒ As per temperature limits, the number of categories of solid dielectrics are
7
6
8
5
⇒ In 8085, the instruction CMA is an example of
Implict addressing
Direct addressing
Register addressing
Immediate addressing
⇒ An input voltage V(t) = 10 2 cos (t + 10°) + 10 3 cos (2t + 10°)V is applied to a series combination of resistance R = 1 kΩ inductance L = 1H. The resulting steady-state current i(t) in ampere is
10 cos (t + 55°) + 10 cos (2t + 10° tan^{-1}2)
10 cos (t + 55°) + 103/2 cos (2t + 55°)
10 cos (t - 35) + 10 cos (2t + 10° - tan^{-1}2)
10 cos (t - 35) + 103/2 cos (2t + 35°)
⇒ In an AM wave the carrier and one of the side bands is suppressed. If m = 1, the percentage saving in power is
0.25
0.5
0.666
0.833
⇒ If f(t) ↔ F(jω), f(- t) ↔
- F(jω)
F(- jω)
F(jω)
0.5 F(jω)
⇒ The discrete time system describes by y(n) = x(n^{2}) is
casual, Linear, time varying
casual, non-linear, timevari
non-casual, Linear, time invariant
non-casual, non-linear, time variant
⇒ The maximum number of AM broadcast stations that can be accommodated in a 100 kHz bandwidth for the highest modulating frequency of 5 kHz will be
100
20
10
1
⇒ Which group of instructions is used to change sequence of operations in a computer program?
Data transfer group
Branch group
Arithmetic group
Logic group
⇒ Consider the following
(1) is true and (2) is false
(1) and (2) both are true
(1) is false and (2) is true
(1) and (2) both are false
⇒ Which of the following microphones works on the piezoelectric effect?
Carbon
Condenser
Moving coil
Crystal
⇒ For a Mod 64 parallel counter we need
6 flip flops
6 flip flops and 2 AND gates
6 flip flops and 4 AND gates
none of the above
⇒ In the amplifier circuit of figure h_{fe} = 100 and h_{ie} = 1000 Ω. The voltage gain of amplifier is a
0.33
0.5
0.66
1
⇒ Nichol's chart is symmetric about - 180° axis.
TRUE
FALSE
⇒ If an additional two diodes were used to connect the 1 kW load across a bridge rectifier circuits, utilizing the full secondary of the transformer, how much d.c. power could be delivered using a transformer with the rating of 105 VA?
35 W
60 W
85 W
100 W
⇒ Laplace transform method enables us to find the response in
steady state
transient state
both steady and transient state
transient state provided forcing functions do not exist
⇒ A series RC circuit has fixed X_{C}, and variable R. The current locus is in the first quadrant.
TRUE
FALSE
⇒ Which of the following is not a valid integer constant in C (for 16 bit)?
321
-162
-65321
1
⇒ Which is correct for a vacuum triode?
μ = r_{p}g_{m}
r_{p} = μg_{m}
g_{m} = μr_{p}
r_{p}g_{m}
⇒ In which of the following is the width of junction barrier very small?
Tunnel diode
Photo diode
PIN diode
Schottky diode
⇒ In an ideal current source, the source resistance is zero.
TRUE
FALSE
⇒ The inverse response of a system h(n) = a^{n}∪(n) what is the condition for the system to be BIBO stable?
a is real and +ve
a is real and -ve
|a| > 1
|a| < 1
⇒ In a DM system, the granular noise occurs when modulating signal
decrease Rapidly
increase
has high frequency component
change within step size
⇒ The circuit of the given figure gives the output YAB
A + B
A B
A + B
⇒ As the temperature of a pure silicon specimen is increased
the number of free electrons increases
the number of holes decreases
the number of holes increases
the number of free electrons and holes increases
⇒ Which of the following statements about the matched filter in a communication receiver are correct?
1 and 4 only
1 and 2 only
2, 3 and 4
1, 2 and 4
⇒ The 2's complement representation of - 17 is
1110
1111
11110
10001
⇒ In a rectangular waveguide cutoff wavelength for TE_{10 }mode is 8 cm. Then cutoff wavelength for TE_{20} mode is
8 cm
6 cm
4 cm
2 cm
⇒
A-2, B-1, C-2, D-1
A-3, B-2, C-1, D-3
A-2, B-2, C-1, D-1
A-3, B-1, C-2, D-3
⇒
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 but R is wrong
A is wrong but R is correct
⇒ The property not valid for basic singularity function is
it is even signal
convolution of any arbitrary function x{t) and an impulse is the original function itself.
the sum of two impulses at same location is the impulse with the strength equal to the summation of individual strengths.
none of these.
⇒ As per temperature limits, the number of categories of solid dielectrics are
7
6
8
5
⇒ In 8085, the instruction CMA is an example of
Implict addressing
Direct addressing
Register addressing
Immediate addressing
⇒ An input voltage V(t) = 10 2 cos (t + 10°) + 10 3 cos (2t + 10°)V is applied to a series combination of resistance R = 1 kΩ inductance L = 1H. The resulting steady-state current i(t) in ampere is
10 cos (t + 55°) + 10 cos (2t + 10° tan^{-1}2)
10 cos (t + 55°) + 103/2 cos (2t + 55°)
10 cos (t - 35) + 10 cos (2t + 10° - tan^{-1}2)
10 cos (t - 35) + 103/2 cos (2t + 35°)
⇒ In an AM wave the carrier and one of the side bands is suppressed. If m = 1, the percentage saving in power is
0.25
0.5
0.666
0.833
⇒ If f(t) ↔ F(jω), f(- t) ↔
- F(jω)
F(- jω)
F(jω)
0.5 F(jω)
⇒ The discrete time system describes by y(n) = x(n^{2}) is
casual, Linear, time varying
casual, non-linear, timevari
non-casual, Linear, time invariant
non-casual, non-linear, time variant
⇒ The maximum number of AM broadcast stations that can be accommodated in a 100 kHz bandwidth for the highest modulating frequency of 5 kHz will be
100
20
10
1
⇒ Which group of instructions is used to change sequence of operations in a computer program?
Data transfer group
Branch group
Arithmetic group
Logic group
⇒ Consider the following
- Maximum energy of electrons liberated photoelectrically is independent of light intensity
- Maximum energy of electrons liberated photoelectrically varies nonlinearly with frequency of incident light.
(1) is true and (2) is false
(1) and (2) both are true
(1) is false and (2) is true
(1) and (2) both are false
⇒ Which of the following microphones works on the piezoelectric effect?
Carbon
Condenser
Moving coil
Crystal
⇒ For a Mod 64 parallel counter we need
6 flip flops
6 flip flops and 2 AND gates
6 flip flops and 4 AND gates
none of the above
⇒ In the amplifier circuit of figure h_{fe} = 100 and h_{ie} = 1000 Ω. The voltage gain of amplifier is a
0.33
0.5
0.66
1
⇒ Nichol's chart is symmetric about - 180° axis.
TRUE
FALSE
⇒ If an additional two diodes were used to connect the 1 kW load across a bridge rectifier circuits, utilizing the full secondary of the transformer, how much d.c. power could be delivered using a transformer with the rating of 105 VA?
35 W
60 W
85 W
100 W
⇒ Laplace transform method enables us to find the response in
steady state
transient state
both steady and transient state
transient state provided forcing functions do not exist
⇒ A series RC circuit has fixed X_{C}, and variable R. The current locus is in the first quadrant.
TRUE
FALSE
⇒ Which of the following is not a valid integer constant in C (for 16 bit)?
321
-162
-65321
1
⇒ Which is correct for a vacuum triode?
μ = r_{p}g_{m}
r_{p} = μg_{m}
g_{m} = μr_{p}
r_{p}g_{m}
⇒ In which of the following is the width of junction barrier very small?
Tunnel diode
Photo diode
PIN diode
Schottky diode
⇒ In an ideal current source, the source resistance is zero.
TRUE
FALSE
⇒ The inverse response of a system h(n) = a^{n}∪(n) what is the condition for the system to be BIBO stable?
a is real and +ve
a is real and -ve
|a| > 1
|a| < 1
⇒ In a DM system, the granular noise occurs when modulating signal
decrease Rapidly
increase
has high frequency component
change within step size
⇒ The circuit of the given figure gives the output YAB
A + B
A B
A + B
⇒ As the temperature of a pure silicon specimen is increased
the number of free electrons increases
the number of holes decreases
the number of holes increases
the number of free electrons and holes increases
⇒ Which of the following statements about the matched filter in a communication receiver are correct?
- Its impulse response depends on the signed shape
- It maximizes the SNR at the detection shape.
- It produces ISI.
- It may produce phase error if synchronization is improper.
1 and 4 only
1 and 2 only
2, 3 and 4
1, 2 and 4
⇒ The 2's complement representation of - 17 is
1110
1111
11110
10001
⇒ In a rectangular waveguide cutoff wavelength for TE_{10 }mode is 8 cm. Then cutoff wavelength for TE_{20} mode is
8 cm
6 cm
4 cm
2 cm
⇒
Match the following:
List I (Digital circuit) | List II (Circuit type) | ||
---|---|---|---|
A. | BCD to 7 segment decoder | 1. | sequential circuit |
B. | 4-to-1 MUX | 2. | combinational circuit |
C. | 4 bit shift register | 3. | neither sequential nor combinational circuit |
A-2, B-1, C-2, D-1
A-3, B-2, C-1, D-3
A-2, B-2, C-1, D-1
A-3, B-1, C-2, D-3
⇒
Assertion (A): Slotted line is frequently used for microwave measurements.
Reason (R): The unknown impedance is mounted at the end of slotted line.
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 but R is wrong
A is wrong but R is correct