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Circuits

Circuit drawings

1. Draw a circuit involving bulbs and a battery as follows: Bulb A and bulb B are in series. The A/B combination is in parallel with bulb C. The battery is in parallel with bulb C. Rank the bulbs in terms of brightness, from brightest to least bright. 2. Draw a circuit with bulbs and a battery as follows: Bulb A and bulb B a

Network Flow Problem

(See attached file for full problem description) --- - Determine the general flow pattern in the street network shown in the diagram. ---

Microelectric Circuits 10

Please check my work and if incorrect give me the correct answer Please refer to the problem stated in the attached file. (For the circuit shown below, beta = 80. What is the value of Ic?) My solution is: Beta=80 Vbe=.7 Solve for Ic Step one: Vbb=+15*Rb2/(Rb1+Rb2)=15*50/(100+50)=+5 step two Rbb=Rb1//Rb2=(100*50)

Microelectric Circuits 8

Please check my work and if incorrect give me the correct answer Please refer to the problem stated in the attached file. (For the full-wave rectifier circuit shown below, the supply voltage is 18-V rms sinusoidal, Vdo is approximately 0.7V and R=120. What is the value for PIV?) This is my solution: Piv=2Vs-Vd 2*18sq

Circuit Example Problem

Use the circuit shown below to design an inverting amplifier having a gain of -8 and an input resistance of 120 k ohms. Give the values of R1 and R2. See attached file for full problem description.

Designing a logic circuit

Require a logic circuit designing for the attached solution, as much help as possible please as i am lost. The problem does not specify, what valves are a hazardous system, it is a closed system that serves no purpose as far as i can see. I have not studied any thermofluid systems as yet, it seems too much of a jump in kno

Magnetic Balance: Force on a current carrying conductor

The circuit shown below is used to make a magnetic balance to weigh objects. The mass m to be measured is hung from the center of the bar that is in a uniform magnetic field of 1.50 T, directed towards the plane of the figure. The horizontal bar is 60 cm long. It is connected to the battery by thin vertical wires that can suppor

Circuits with capacitors

There is an attachment of what the problem is. Consider the circuit shown in Figure 21-45, where R1 = 17 and R2 = 6.0 (see diagram in attachment) The capacitor is 45 microFarads and the battery is 9.0V a) Find the current flowing through the battery immediately after the switch is closed. b) Find the current in the batt

Network flow

Hi Consider any graph G with edge capacities, a source s, and a sink t. Suppose the maximum flow from s to t is greater than 0, so there is a path from s to t. Then there always exists an edge so that increasing the capacity on the edge increases the maximum flow from s to t. Is Answer True or False Thanks

Resonance

1. An inductor and capacitor are used to make a resonant circuit.The inductor has a winding resistance that is relatively small compared with its reactance. Explain why a series connection and a parallel connection of the inductor and capacitor produce slightly different resonant frequencies in some detail. 2. A 50nF capacito

Integrated Circuits, Microprocessors, and Chip Sets

Please address: 1. The advantage of computer simulations of integrated circuits and how simulation techniques are an example of scientific methods 2. How the computer design tools facilitate the coordination of design and manufacturing.

Derive expression and solve v and vout in polar

(See attached file for full problem description) --- Refer to diagram (attached) 1.Derive an algebraic expression for the transfer function of the circuit assuming that no external load is connected between terminals A&B. Simplify the expression as far as possible but do not attempt to rationalise it. Refer to the two rea

Circuit variable problem

One method of checking calculations in volving interconnected circuit elements is to see that the total power delivered equals the total power absorbed... Please see attached.

Transient Power Analysis in Electric Circuits

The voltage and current at the terminals of the circuit elements in Fig 1.5 are zero for t<0 nad t<40s. In the interval between 4 and 40s the expressions are: (a) At what instant of time is the power being delivered to the circuit element maximum? (b) What is the power at the time found in part (a) (c) At what instant of t

Circuits problem

In electronic circuits it is not unusual to encounter currents in the microamperage range. Assume a 20 micro amp current, due to the flow of electrons. a) What is the average number of electrons per second that flow past a fixed reference cross section that is perpendicular to the direction of flow. b) Compare the size o

Transformer Load Impedance

In the following circuit find Ix and Iy by replacing the transformer and load at points x, x with the transformer load impedance.

Logic Circuit with 3D Flip Flops

Consider the attached circuit. Assume that the three states are initially at the 0 logic level. Which of the given tables is true for the function performed by this circuit? The leftmost column represents the clock pulses. Initially there is no pulse (1st row). As the first clock pulse arrives the resulting change of state is sh

Circuit analysis and resistance

Consider the following circuit. As shown, lossy current source drives 1Kohm load by means of a voltage divider circuit. It is desired to have 5mA flow through the load. R1 and R2 can be assigned any value. Part One: What is the smallest value that R2 can have? Part Two: What is the largest value that R1 can have?

Circuit Analysis with Sinusoidal Source Voltage

Consider the attached circuit. The sinusoidal source voltage is Vs(t)=20sin(2 pi t). The diode is ideal. What would the correct sketch of the source voltage and load voltage look like as a function of time?

Transformers

A 4:1 step-down transformer uses a 60Vac source on the primary windings. There is 120mA flowing through the load resistance on the secondary windings. How do I find the resistive load?

Resistance

How would I find the equivalent resistance R_ab of the following circuit?

Current Flowing Through a Battery

In the figure attached, R1 = 19 ohms and R2 = 6.3 ohms. What is the current flowing through the battery immediately after the switch is closed, and what is it long after the switch is closed? Pleases see attached for diagram.

Logic Circuit Truth Table

1. Determine the truth table for the following logic circuits. 2. Design a combinational logic circuit to control segment "a" of the 7-segment calculator display. (See attachment for full question.)

Interpretation and Reasoning of Electric Fields

1) If a charge of 8uC is at the top of the y-axis and -1.2uC is at the origin. The distance between the is 3cm. a third charge 7uC is on the x-axis. The distance between the second and third charge is 4cm. find a) the electric field at the center of the triangle. b) The electric pote

Three Zones of a Single Phase Circuit

Three zones of a single-phase circuit are identified in the figure attached. The zones are connected by two transformers T1 and T2, whose ratings are also shown in the same figure. Using base values of 20kVA and 115 volts in zone-3 calculate the per-unit impedances. Neglect the transformer winding resistances and the shunt admit

Virtual Circuits

The following design problem concerning implementation of virtual circuit service. If virtual circuits are used internal to the subnet, each data packet must have a 3-byte header, and each router must tie up 8 bytes of storage for circuit identification. If datagrams are used internally, 15-byte headers are needed, but no router

Question about Electrical Energy Conversion

A 100 kVA, 60 Hz, 7200/480 V, single-phase transformer has the following parameters (all expressed in ohms): RHV = 3.06 RLV = 0.014 XHV = 6.05 XLV = 0.027 Xm,HV = 17,809 Re,HV = 71,400 The transformer supplies a load that draws rated current at 0.75 power factor lagging at 480 V at the load. Sketch the approximate eq