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Recent questions tagged ac filter networks
+3
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The frequency response curve (fig15.2)for the filter circuit used for production of AM wave should be
asked
Mar 25, 2019
in
Class 12
by
kratos
neet
cbse
aiims
jee
communication systems
jee mains
class-12
ac filter networks
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1
answer
The decibel is a measure of (a) power (b) voltage
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Mar 21, 2019
in
Mathematics
by
kratos
ac filter networks
+1
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1
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A continuous, linear time-invariant filter has an impulse response h(t) described by h(t) = {(3 for 0 t 3), (0, otherwise)
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Mar 16, 2019
in
Class 12
by
kratos
operational amplifiers
class-12
ac filter networks
+3
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1
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An a.c. signal of constant voltage but with frequency varying from dc to 25 kHz is applied to a high-pass filter.
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Mar 10, 2019
in
Mathematics
by
kratos
ac filter networks
+2
votes
1
answer
In an RL low-pass filter, an attenuation of – 12 dB/octave corresponds to ........... dB/ decade.
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Feb 24, 2019
in
Mathematics
by
kratos
ac filter networks
+1
vote
1
answer
When two simple low-pass filters having same values of R and C are cascaded,
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Feb 10, 2019
in
Mathematics
by
kratos
ac filter networks
+1
vote
1
answer
Simple capacitor filters are good for
asked
Dec 18, 2018
in
JEE
by
kratos
boards
upb
electrostatics
jee
electric charges and fields
class-12
ac filter networks
+2
votes
1
answer
A voltage signal source of constant amplitude with frequency varying from dc to 25 kHz is applied to a low-pass filter.
asked
Nov 10, 2018
in
Mathematics
by
kratos
ac filter networks
+3
votes
1
answer
For maximum power transfer between two cascaded sections of an electrical network,
asked
Oct 19, 2018
in
JEE
by
kratos
semiconductor electronics
jee main 2020
transistor amplifiers
class-12
ac filter networks
+2
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1
answer
Concerning factors influencing attenuation: a. In material with a low atomic number,
asked
Oct 18, 2018
in
Mathematics
by
kratos
ac filter networks
+3
votes
1
answer
In a simple high-pass RL filter circuit, the phase difference between the output and input voltages at
asked
Sep 21, 2018
in
Mathematics
by
kratos
ac filter networks
+1
vote
1
answer
An a.c. signal of constant voltage 10 V and variable frequency is applied to a simple high-pass RC filter.
asked
Aug 12, 2018
in
Mathematics
by
kratos
ac filter networks
+2
votes
1
answer
In a simple high-pass RC filter, if the value of capacitance is doubled, the cutoff frequency is
asked
Jul 13, 2018
in
Mathematics
by
kratos
ac filter networks
+3
votes
1
answer
When the output voltage level of a filter decreases by – 3 dB, its absolute value changes by a factor of
asked
Jul 6, 2018
in
Mathematics
by
kratos
ac filter networks
+1
vote
1
answer
The output of a filter drops from 10 to 5 V as the frequency is increased from 1 to 2 kHz.
asked
Jun 25, 2018
in
Mathematics
by
kratos
ac filter networks
+1
vote
1
answer
A network which attenuate a single band of frequencies and allows those on either side to pass through is called ........ filter.
asked
May 20, 2018
in
Mathematics
by
kratos
ac filter networks
+3
votes
1
answer
The frequency response curve (Fig. 15.2) for the filter circuit used for production of AM wave should be
asked
May 17, 2018
in
Class 12
by
kratos
neet
cbse
aiims
jee
communication systems
jee mains
class-12
ac filter networks
+2
votes
1
answer
The frequency corresponding to half-power point on the response curve of a filter is known as —
asked
Mar 7, 2018
in
Mathematics
by
kratos
ac filter networks
+2
votes
1
answer
In a low-pass filter, the cutoff frequency is represented by the point where the output voltage
asked
Feb 13, 2018
in
Mathematics
by
kratos
ac filter networks
+2
votes
1
answer
In a simple low-pass RC filter, attenuation is – 3 dB at fc. At 2 fc , attenuation is – 6 dB.
asked
Feb 6, 2018
in
Mathematics
by
kratos
ac filter networks
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