3. What is usually done to increase the speed of the d.c. shunt motor above rated speed?

Q: Use Nodal analysis to find Vo in the network in Fig 4.

A: The node voltage Vo needs to be calculated by using the nodal analysis. The node equation can be…

Q: . " . Find these Vc (o): The voltage across the capacitor at Ic (0+): The current flowing inside the…

A:

Q: Shockley voltage of the p-n junction and is defined by ↓ V₁ = kT 9 V↓ where ↓ k is Boltzmann T is…

A: A diode is a semiconductor device that allows current to flow in one direction only. It has two…

Q: write the nodal equations for node A and B as defined in the following circuit. solve nodal voltages…

A: In this question, we need to determine the nodal equations for node A and B.

Q: 5.38 A solenoid with a length of 20 cm and a radius of 5 cm consists of 400 turns and carries a…

A:

Q: Draw an illustration of an open grinding circuit. Draw an illustration of a closed grinding circuit.

A: Open grinding circuit consisit of one or more than one friding mills which are either connected in…

Q: what will be the right mathlab code use to plot these two graph?

A: Given:  H1=8P1+0.024P12+80H2=6P2+0.04P22+120whereHn = fuel input to unit n in MBtu per hour…

Q: R1-60 Er- 90 volts R2-60 R7-40 R3-60 RS-1002 84-10 R6-100

A:

Q: The power supplied to a three-phase induction motor is 31.2 kW and the stator copper losses are…

A: In this question, we need to choose the correct option.What are the rotor copper losses?.

Q: capcitor network

A:

Q: b) A three-phase star-connected (Y) balanced load is supplied by a positive sequence balanced…

A:

Q: Plot both VL(t) & Vs(t) as a function of time for 2 cycles of oscillation for t greater than or…

A: In this question, we need to plot the graph of voltage Vs(t) and VL (t). Frequency w= 2πf

Q: 1. A 650mH inductor is in series with a 1200 resistor. This is connected to V1 with V1 = 12V20° at…

A:

Q: b. For the following Lissajous patterns find the Horizontal Frequency (Unknown frequency) if the…

A: The lissajous patterns are given by1.2.The vertical frequency, FV=50 Hz.We need to determine the…

Q: 2 mA a 100 200 m 3 mA b 50 400 Figure 6.59 42. Using superposition, find the current through the 100…

A:

Q: A single-phase transformer of 100 KVA, 60 Hz, 12000/240 V, the respective tests are carried out:…

A:

Q: R(s) $ 25 S(S+2) Fig. 1. Block diagram for 3). • Calculate wn, C, Tp, T, and %OS. +C(s) 3) For the…

A:

Q: 11.16 In a balance three-phase system, the source is a balanced Y with an abc phase sequence and a…

A:

Q: For a three-phase induction motor connected in star (Y) configuration and operating on a frequency f…

A: For a three-phase, star-connected induction motor, the following parameters are given:operating slip…

Q: Find the current through i1, i2 and Vo. Is this a valid circuit and why??show every step and explain…

A: In this question, we need to determine the currents i1 , i2 and voltage Vo.Also verify the power…

Q: For the electrical circuit shown in the figure find :the following .The total resistance -1 .The…

A: To calculate the total resistance in circuit, when resistance is connected in series will be addedIn…

Q: 8.2K-R₁ 3. 2.2kR₂ Vcc 32.7k + 20 v $1.8k B=120 -0-20 V VEE Det. IB, Ic, Vc, VB

A: In this question, we need to determine the current IB , Ic , and voltage VC and VB.We know, VBE ON =…

Q: A circuit is shown in (Figure 1), with R 1 = 10 \Omega, R2 = 10 \Omega, R 3 = 10 \Omega, R4 = 16…

A: In this question, we need to determine the current flow in the resistance R4 as shown in the…

Q: A mixed circuit is shown in the figure below. For each resistor, its voltage and current, as well as…

A: Given circuit,Asked to find,Total resistance seen by source.The current through each resistor.The…

Q: What is the overall inductance of between point A and B? A B 0 1 0 1.5 0 2 0 2.5 ell L1 2 000 L2 1 H…

A: Given circuit is,Asked to find the overall inductance seen by terminals A and B.

Q: Use superposition to determine the current through the 5 kn. I (+1 V1 30V R1 10k R2 5k I1 3m

A: The current flowing through the 5k ohm resistor is I=4mamps.Explanation:Step 1:SUPERPOSITION…

Q: The transistor circuit in Fig. 3.45 has β = 80 and VBE = 0.7 V. Find vo and Io. 10 ΚΩ + 1V | 120 ΚΩ…

A: In this question, we need to determine the Voltage Vo and current io as shown in the circuit. Given…

Q: Q1) loks 10kЉ +۹۷ TTTT +5V lokr :10 kЉ Diode is ideal. Find I,V. Hint: Use Thevenin's Theorem

A: In this question, we need to determine the voltage V and current I as shown in the circuit. Assume…

Q: design a two-way traffic light system with prototype using 4-bit down counter circuit. use 7-segment…

A: It is asked to design the circuit of a two-way traffic light system on Tinkercad using 4-bit down…

Q: 1. For the circuit shown below, what is the value of IT (jwo) | at a 3-dB frequency, wo? B₁ = 10 Kr…

A: In this question, we need to determine the magnitude of the transfer function at w=wo  and determine…

Q: 11.26 The line-to-neutral voltage at the terminals of the balanced three-phase load in the circuit…

A:

Q: We are studying the use of a permanent magnet DC motor in a roller motion application. The motor has…

A: The objective of the question is to understand the operation of a permanent magnet DC motor in a…

Q: Exercise 1i solve for V of all Rs and solve for I of all Rs

A: In the given circuit the value of the voltage across the resistors and the current through the…

Q: plot the transfer characteristics + V₁ | R W ww DZ Z2 VO

A: Given:a circuit, we need to plot transfer characteristic of the above circuit.

Q: Set up the equation to calculate the current I through the load circuit (the total circuit connected…

A: In this question, we need to determine the load current IL as shown in the circuit. We solve this…

Q: 3. For the network shown below, a balanced fault occurred at motor (M) terminal. Calculate the fault…

A:

Q: Problem 14. How much active and reactive powers are supplied by the source as shown in the circuit?…

A: In this question, we need to choose the correct option. What is active power and reactive power.

Q: R(s) + 25 S(S+2) Fig. 1. Block diagram for 3). Calculate wn, S, Tp, T, and %OS. C(s) For the block…

A: For the given block diagram solution of following question geven.

Q: Determine the diffusion current density of the minority carriers in units of (Amps/cm2) in a…

A:

Q: Find the phase difference between the source and the above current. 115/0° V f = 60 Hz 2 C 47 μF L…

A: The given circuit is We need to determine the phase difference between the source and the current,…

Q: Calculate the resistance per-foot of a 250-KCMIL wire? Calculate the ohms/KFT of 250 KCMIL wire?…

A: "Since you have posted a question with multiple questions, we will provide the solution only to the…

Q: For the circuit shown in the figure, the current io' due to the (3A) current source is: 4V 6 Ω Μ 8A…

A: According to questions, we need to find current io.

Q: In the circuit below consider only the single faults on wires a, b, c, and d.Tabl (a) Construct a…

A: We need to construct a truth table and a fault table.

Q: What is the neutral current in a wye system with the following phase currents: 210 amps, 225 amps…

A: In this question, we need to determine the neutral current in a star system.  phase currents are…

Q: Problem #3> A signal x (Z) = A is shown in the utz X- 1-5 The Spectrum of x(z) xo x1 cos C 2₁ fiz +…

A: Given a signalwe are required to find the parameters:

Q: For the circuit in the bellow figure, moving of the switch is in the sequence: a) (20 pts)Write the…

A: Detailed stepwise solution is given below. In case of any doubt, please feel free for any…

Q: What is the equivalent resistance of the combination shown?

A: In this question, we need to determine the equivalent resistance. We solve this problem using the…

Q: T (a) Sketch and label two cycles of the signal x(t) = cos 220t + Identify and label the peak values…

A:

Q: The power of sunlight reaching each square meter of the Earth's surface on a clear day in the…

A: GivenThe power of sunlight reaching each square meter of the Earth's surface on a clear day in the…

Q: b) i) For any electric circuit, if an entire circuit is replaced by its Thevenin equivalent circuit…

A:

Speed control of motor

Speed control by DC motor-speed controller is required to realize variable speed drive. Whenever a motor drives a particular load, it is called drive, and variable speed drive refers to a load requiring variable speed. All this is obtained by a DC motor speed controller.