What is node?

1 Answer

Answer :

A point in a circuit where two or more circuit elements are joined it is called node.

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Description : What is the meaning of reference node?

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Description : What is a node in an electrical circuit?

Last Answer : a positively charged electrons

Description : Lymph Node Removal

Last Answer : Importance of Lymph Node Removal Lymph node removal, as its name suggests, refers to a medical process where a particular lymph node in the body is removed. When a lymph node has to be ... nodes become cancerous, they are already considered positive lymph nodes with which these have to be removed.

Description : Lymph Node Locations

Last Answer : Finding the Nodes There are a lot of lymph nodes that are distributed in many different parts around the body. Lymph nodes are distributed in the body, where there are some located in the human ... and supratrochlear glands. A lymph node in the human's lower limbs is called inguinal lymph node.

Description : Lymph Node Cancer

Last Answer : Lymphoma Targets Lymph node cancer refers to a type of cancer that includes the body's lymphatic system. The lymphatic system is a part of the body that is an important component of the immune system. ... as non-Hodgkin's lymphoma where the symptoms are the same as that of the Hodgkin's Disease.

Description : Lymph Node Biopsy

Last Answer : Lymph node biopsy refers to a process in which a lymph node, or a part of its tissue, is taken from the body to be used as a sample for the diagnosis of possible diseases or infections. The ... an open biopsy, a bigger sample is taken to be used in determining infections or diseases in the body.

Description : Sinusoidal Steady-State Analysis - nodal analysis super node problem solution 2

Last Answer : Sinusoidal Steady-State Analysis - nodal analysis super node problem solution 2

Description : Sinusoidal Steady-State Analysis - nodal analysis super node problem solution

Last Answer : Sinusoidal Steady-State Analysis - nodal analysis super node problem solution

Description : Sinusoidal Steady-State Analysis - Using nodal analysis, find node voltages in the circuit.

Last Answer : Sinusoidal Steady-State Analysis - Using nodal analysis, find node voltages in the circuit.

Description : A parallel RLC circuit has the node equation Determine v(t) using the phasor method.

Last Answer : A parallel RLC circuit has the node equation Determine v(t) using the phasor method.

Description : (i) Bilateral Network (ii) Node (iii) Loop (iv) Branch

Last Answer : (i) Bilateral Network: If the characteristic of network (response or behavior) is independent of the direction of current through its elements in it, then the network is called as a bilateral network e. ... A part of an electric network which lies between two junctions or nodes is known as branch. 

Description : Define- (i) Node (ii) Loop for a DC circuit

Last Answer : Ans: i) Node: A point or junction at which two or more elements of network are connected is called as node. ii) Loop: A closed path for flow of current in an electrical circuit is called loop.

Description : 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

Description : Find current through resistor using nodal analysis

Last Answer : Find current through resistor using nodal analysis

Description : Nodal analysis problem two current source

Last Answer : Nodal analysis problem two current source

Description : Nodal analysis problem

Last Answer : Nodal analysis problem

Description : What is branch?

Last Answer : A path which connects two node is called branch.

Description : 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.

Description : 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%; }

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

Description : 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.

Description : 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

Description : 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 

Description : 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

Description : 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

Description : 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

Description : 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 

Description : 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 

Description : 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

Description : 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

Description : 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

Description : 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

Description : 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

Description : 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

Description : 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

Description : 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 

Description : 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.

Description : 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 

Description : 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

Description : 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

Description : 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 

Description : Norton's equivalent of a circuit consists of a  1. Constant current generator with parallel impedance  2. Constant current generator in series with an infinite resistance  3. Constant current generator in parallel with high impedance  4. Constant current generator in series with low impedance

Last Answer : Norton's equivalent of a circuit consists of a Constant current generator with parallel impedance 

Description : In application of superposition theorem, one is required to solve as many circuits as there are  1. Nodes 2. Branches 3. Meshes 4. Sources 

Last Answer : In application of superposition theorem, one is required to solve as many circuits as there are Sources 

Description : A passive 2-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 2-port network is in a steady state, compared to its input, the steady state output can never offer Greater power

Description : Which of the following theorems can be applied to any network linear or non-linear, active or passive, time variant or time invariant?   (a) Thevenin Theorem (b) Norton Theorem (c) Telligen Theorem (d) Superposition Theorem 

Last Answer : Which of the following theorems can be applied to any network linear or non-linear, active or passive, time variant or time invariant? (a) Thevenin Theorem (b) Norton Theorem (c) Telligen Theorem (d) Superposition Theorem 

Description :  If the number of branches in a network is 'B', the number of nodes is 'N' and the number of dependent loops is 'L', then the number of independent node equations will be  (a) N+L–1 (b) B–1 (c) B–N (d) N–1 

Last Answer : N+l-

Description : In a pure resistive circuit, the average power Pavg is ______ the peak power Pmax. (1) Double (2) One-half of (3) One-fourth (4) Equal to

Last Answer : In a pure resistive circuit, the average power Pavg is One-half of the peak power Pmax.

Description : Millman's theorem yields equivalent  (1) Impedance or Resistance (3) Voltage source (2) Current source (4) Voltage or Current source

Last Answer : Millman's theorem yields equivalent Voltage or Current source

Description : In an ac series RLC circuit, the voltage across R and L is 20 V; voltage across L and C is 9 V and voltage across RLC is 15 V. What is the voltage across C?

Last Answer : In an ac series RLC circuit, the voltage across R and L is 20 V; voltage across L and C is 9 V and voltage across RLC is 15 V. What is the voltage across C? 7 V