What is a supernode?
Last Answer : supernode
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Mar 10, 2018
by
anonymous
Nodal Analysis with Voltage Sources dependent voltage source and two supernode
Last Answer : Nodal Analysis with Voltage Sources dependent voltage source and two supernode
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218 views
1 answer
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Apr 17, 2020
by
anonymous
Nodal analysis example with voltage source and supernode
Last Answer : Nodal analysis example with voltage source and supernode
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154 views
1 answer
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Apr 16, 2020
by
anonymous
Find current through resistor using nodal analysis
Last Answer : Find current through resistor using nodal analysis
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933 views
1 answer
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Feb 17, 2020
by
anonymous
State the applications and specification of (i) Resistor (ii) Capacitor (iii)Inductor
Last Answer : Application of resistor: 1.Resistors are used in high frequency instrument. 2.Resistor is used in power control circuit. 3.It is used in DC power supplies. 4.Resistors are used ... DC Current 3.Electromagnetic Interference (EMI) 4.Magnetic Saturation Flux Density 5.Curie Temperature
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268 views
1 answer
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May 2, 2020
by
anonymous
Define resistor and draw symbol of variable resistor.
Last Answer : Resistor: A resistor is an electrical component that limits or regulates the flow of electrical current in an electronic circuit. Symbol of variable resistor:
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120 views
1 answer
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May 2, 2020
by
anonymous
Find the current through 4 ohm resistor by source transformation
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139 views
0 answers
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Mar 21, 2020
by
anonymous
Source transformation Replace the circuit with voltage source in series with a single resistor
Last Answer : Source transformation Replace the circuit with voltage source in series with a single resistor
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252 views
1 answer
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Mar 21, 2020
by
anonymous
Which is more temperature stable, a carbon-composition or a metal-film resistor?
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93 views
0 answers
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Jul 2, 2019
by
anonymous
Which of the following is NOT a non-linear resistor? A) Varistor B) Precision resistor C) NTC thermistor D) PTC thermistor
Last Answer : Which of the following is NOT a non-linear resistor? A) Varistor B) Precision resistor C) NTC thermistor D) PTC thermistor
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346 views
1 answer
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Jun 18, 2018
by
anonymous
A resistor in which the resistance changes exponentially with change in temperature is called as A) Potentiometer B) Phototransistor C) Varactor D) Thermistor
Last Answer : A resistor in which the resistance changes exponentially with change in temperature is called as Thermistor
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212 views
1 answer
asked
Jun 18, 2018
by
anonymous
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A 1000Ohm, 1 Watt resistor can safely pass a current of
Last Answer : A 1000 Ohm, 1 Watt resistor can safely pass a current of 30 mA
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469 views
1 answer
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May 8, 2018
by
anonymous
In a 5 bit weighted resistor D/A converters, the resistor value corresponding to LSB is 40 kΩ, and the resistor value corresponding to MSB will be (A) 0.4 kΩ (B) 3 kΩ (C) 2.8 kΩ (D) 2.5 kΩ
Last Answer : In a 5 bit weighted resistor D/A converters, the resistor value corresponding to LSB is 40 kΩ, and the resistor value corresponding to MSB will be 2.5 kΩ
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107 views
1 answer
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Apr 28, 2018
by
anonymous
An open resistor, when checked with an ohm-meter reads?
Last Answer : An open resistor, when checked with an ohm-meter reads infinite.
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117 views
1 answer
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Mar 25, 2018
by
anonymous
Last Answer : Standard resistor is made from maganin.
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57 views
1 answer
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Mar 21, 2018
by
anonymous
Discuss DAC architectures based on resistor ladders.
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Mar 2, 2018
by
anonymous
If the 12 Ohm resistor draws a current of 1 A as shown in the figure, the value of resistance R is
Last Answer : If the 12 Ohm resistor draws a current of 1 A as shown in the figure, the value of resistance R is
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882 views
1 answer
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Apr 20, 2020
by
anonymous
To determine the polarity of the voltage drop across a resistor, it is necessary to know?
Last Answer : To determine the polarity of the voltage drop across a resistor, it is necessary to know direction of current through the resistor.
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774 views
1 answer
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Mar 25, 2018
by
anonymous
Last Answer : https://youtu.be/fgQTs-1hq7Q
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73 views
1 answer
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Mar 19, 2020
by
anonymous
48 views
0 answers
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Feb 28, 2020
by
anonymous
Nodal analysis problem two current source
Last Answer : Nodal analysis problem two current source
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373 views
1 answer
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Feb 17, 2020
by
anonymous
Nodal analysis problem
Last Answer : Nodal analysis problem
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2 answers
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Feb 17, 2020
by
anonymous
What is branch?
Last Answer : A path which connects two node is called branch.
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2.6k views
1 answer
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Jul 4, 2019
by
anonymous
What is node?
Last Answer : A point in a circuit where two or more circuit elements are joined it is called node.
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2.6k views
1 answer
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Jul 4, 2019
by
anonymous
What is active and passive network?
Last Answer : Active network is a network which contain one or more than one EMF source. An active network consists of an active element like battery or transistor. Passive network is a ... contain any source of energy. Passive network consists of passive element like resistance, inductance and capacitance.
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132 views
1 answer
asked
Jul 4, 2019
by
anonymous
In the circuit shown below, the current through the inductor is,
Last Answer : .embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }
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220 views
3 answers
asked
Jul 4, 2019
by
anonymous
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Last Answer : What do you mean by parameter?! In the Z-transform we find zeros and poles of a system,so we can find the revergence area of a system
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189 views
1 answer
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Oct 29, 2018
by
anonymous
A tree of a network graph consists of (A) (n-1) nodes (B) n branches (C) one or two nodes left in isolated position (D) no closed paths
Last Answer : The dual of a tree is sometimes called a maze Itconsists of spaces connected by links in the same way that the tree consists of nodes connected by treebranches. Duals cannot be formed for every graph. ... Consequently, only planar graphs have duals.
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205 views
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Jun 4, 2018
by
anonymous
To neglect a voltage source, the terminals across the source are _____
Last Answer : To neglect a voltage source, the terminals across the source are short circuited
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1.5k views
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May 29, 2018
by
anonymous
To find current in a resistance connected in a network, Thevenin's theorem is used VTH = 20 V and RTH = 5 Ω. The current through the resistance: (1) is 4 A (2) is 4 A or less (3) is less than 4 A (4) May be 4 A or less or more than 4 A
Last Answer : To find current in a resistance connected in a network, Thevenin's theorem is used VTH = 20 V and RTH = 5 Ω. The current through the resistance: is less than 4 A
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409 views
1 answer
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May 29, 2018
by
anonymous
An R-L series AC circuit has R = 10 ohm and XL = 10 ohm. It is connected to an AC voltage source, the phase angle between voltage and current is (a) 30° (b) 45° (c) 60° (d) 36.8°
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153 views
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May 25, 2018
by
anonymous
.jpg)
In an RLC series AC circuit, if frequency is below the resonant frequency, then (a) XC = XL (b) XC < XL (c) XC > XL (d) None of these
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148 views
0 answers
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May 25, 2018
by
anonymous
Two two-port networks are connected in cascade. The combination is to be represented as a single two-port network. The parameters of the network are obtained by multiplying the individual a. z-parameter matrix b. h-parameter matrix c. y-parameter matrix d. ABCD-parameter matrix
Last Answer : A
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May 24, 2018
by
anonymous
In a graph, the number of independent loops is 6 and the number of independent cut sets is 5, The total number of branches in the graph is A) 9 B) 12 C) 10 D) 11
Last Answer : In a graph, the number of independent loops is 6 and the number of independent cut sets is 5, The total number of branches in the graph is 11
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1 answer
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May 24, 2018
by
anonymous
A voltage signal 10 Sinwt is applied to the circuit with ideal diodes, as shown in figure. The maximum and minimum values of the output waveform vout of the circuit are respectively
Last Answer : A voltage signal 10 Sinwt is applied to the circuit with ideal diodes, as shown in figure. The maximum and minimum values of the output waveform vout of the circuit are respectively +4V and-7V
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578 views
1 answer
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May 20, 2018
by
anonymous
In a series RLC circuit at resonance, the magnitude of the voltage developed across the capacitor A) Is always zero B) Can never be greater than the input voltage C) Can be greater than the input ... input voltage D) Can be greater than the input voltage, and is in phase with the input voltage
Last Answer : In a series RLC circuit at resonance, the magnitude of the voltage developed across the capacitor Can be greater than the input voltage, however, it is 90° out of phase with the input voltage
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833 views
1 answer
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May 20, 2018
by
anonymous
Two incandescent light bulbs of 40 Wand 60 W rating are connected in series across the mains, then . A) The bulbs together consume 100 W B) The bulbs together consume 50 W C) The 60 W bulb glows brighter D) The 40 W bulb glows brighter
Last Answer : Two incandescent light bulbs of 40 Wand 60 W rating are connected in series across the mains, then . The bulbs together consume 50 W
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964 views
1 answer
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May 20, 2018
by
anonymous
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A unit step voltage is applied at t = 0 to a series RL circuit with zero initial conditions A) It is possible for the current to be oscillatory B) The voltage across the resistor at t ... The energy stored in the inductor in the steady state is zero D) Theresistor current eventually falls to zero
Last Answer : A
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1.7k views
2 answers
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May 20, 2018
by
anonymous
A passive two port network is in a steady state. Compared to its input, the steady state output can never offer A) Higher voltage B) Lower impedance C) Greater power D) Better regulation
Last Answer : A passive two port network is in a steady state. Compared to its input, the steady state output can never offer Greater power
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318 views
1 answer
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May 20, 2018
by
anonymous
Consider the star network shown in figure. The resistance between terminals A and B with C open is 6 ohms, between terminals B and C withAopen is 11 ohms and between terminals C andAwith B open is 9 ohms. Then RA, RB, RC respectively is
Last Answer : Consider the star network shown in figure. The resistance between terminals A and B with C open is 6 ohms, between terminals B and C withAopen is 11 ohms and between terminals C andAwith B open is 9 ohms. Then RA, RB, RC respectively is 2, 4,7
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161 views
1 answer
asked
May 20, 2018
by
anonymous
The switch in the circuit has been closed for a long time. It is opened at t = 0. At t = 0+, the current through the 1 micro farad capacitor is A) 0A B) 1A C) 1.25A D) 5A
Last Answer : The switch in the circuit has been closed for a long time. It is opened at t = 0. At t = 0+, the current through the 1 micro farad capacitor is 1A
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279 views
1 answer
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May 20, 2018
by
anonymous
As shown in the figure, 1 ohm resistance is connected across a source that has a load line v + i = 100. The current through the resistance is A) 25 A B) 50 A C) 100 A D) 200A
Last Answer : As shown in the figure, 1 ohm resistance is connected across a source that has a load line v + i = 100. The current through the resistance is 50 A
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358 views
1 answer
asked
May 20, 2018
by
anonymous
The number of chords in the graph of the given circuit will be
Last Answer : The number of chords in the graph of the given circuit will be 3
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3.4k views
1 answer
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May 20, 2018
by
anonymous
The time constant for the given circuit is A) 1/9 S B) 1/4 S C) 4S D) 9S
Last Answer : The time constant for the given circuit is 4S
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70 views
1 answer
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May 20, 2018
by
anonymous
As a network contains only independent current sources and resistors then if the values of all resistors are doubled then the values of the node voltages are (A) will become half (B) will ... (D) cannot be determined unless the circuit configuration and the values of the resistors are known.
Last Answer : As a network contains only independent current sources and resistors then if the values of all resistors are doubled then the values of the node voltages are will become double
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1.0k views
1 answer
asked
May 17, 2018
by
anonymous
Consider the following statement for a 2-port network 1. Z11 =Z22 2. h12 = h21 3.Y12 = -Y21 4.BC - AD = -1 then the network is reciprocal if and only if (A) 1 and 2 are correct (B) 2 and 3 are correct (C) 3 and 4 are correct (D) 4 alone is correct.
Last Answer : Consider the following statement for a 2-port network 1. Z11 =Z22 2. h12 = h21 3.Y12 = -Y21 4.BC - AD = -1 then the network is reciprocal if and only if (A) 1 and 2 are correct (B) 2 and 3 are correct (C) 3 and 4 are correct (D) 4 alone is correct.
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254 views
1 answer
asked
May 17, 2018
by
anonymous
When the graph of a network has six branches with three tree branches then the minimum number of equations required for the solution of the network is (A) 2 (B) 3 (C) 4 (D) 5
Last Answer : When the graph of a network has six branches with three tree branches then the minimum number of equations required for the solution of the network is 3
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340 views
1 answer
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May 17, 2018
by
anonymous
With n nodes and b branches a network will have (A) (b+n) links (B) b - n +1 links (C) b -n-1 links (D) b + n + 1 links
Last Answer : With n nodes and b branches a network will have b - n +1 links
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176 views
1 answer
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May 16, 2018
by
anonymous
A transmission line is terminated at its characteristic impedance. The reflection coefficient is (a) 1 (b) –1 (c) 0 (d) ∞
Last Answer : A transmission line is terminated at its characteristic impedance. The reflection coefficient is 0
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955 views
1 answer
asked
May 16, 2018
by
anonymous
In a series RLC circuit operating below the resonant frequency the current (a) I leads Vs (b) I lags Vs (c) I is in Phase with Vs (d) None of these
Last Answer : In a series RLC circuit operating below the resonant frequency the current I leads Vs
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1.0k views
1 answer
asked
May 16, 2018
by
anonymous
