### Find current using mesh analysis.

Find the current I in the circuit (in the attachment) using mesh analysis and show detailed working.

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Find the current I in the circuit (in the attachment) using mesh analysis and show detailed working.

Determine the value of the current i in the circuit in the attachment by transforming the two voltage sources and their associated reactances into current sources (and thus forming a pair of Norton generators). See the attached file.

FIGURE 4(a) shows an electronic `black box' that has a `noisy' input as shown in FIGURE 4(b) but gives a `clean' output of that of FIGURE 4(c). Design (showing all design equations and calculations) and test (using PSPICE) a suitable op-amp circuit that will act as the `black box'. The low and high output voltages respective

(a) Write the two equations involving VA and VB that would result from applying the node voltage method to the circuit in the attachment. (b) Solve for VA and VB using the equations found in Part (a).

Please show as much working as possible and comment where possible. Please look at the attachment for the circuit of an amplifier and filter. i) Draw the Laplace circuit and find the equation for output voltage for a step change in input voltage (in relation to R, L and C). ii) Find the transient response of the circui

Consider the circuit in the attachment when answering the questions posed below. a) What value of Ix will result in a voltage drop of 16 V across the 10 k Ohm resistor? b) To reduce cost, it is desired that each resistor in the circuit have the same power rating. Using the results of (a) what power rating - to the nearest

Please show detailed steps taken to arrive at the final answer. Please see the attachment for complete problems along with the mentioned figures. 1.) Calculate the feedback fraction in the figure. 2.) For the CC amplifier shown in the figure, solve for A. 3.) For the circuit shown in the figure, solve for the AV.

Laplace transforms enable interpretation and manipulation of different signals by viewing these signals as either time domain signals/pulse or else frequency domain representations. A number of examples are presented in these solutions showing how such tranforms may be maniupluted to better understand circuit driving forces. A n

This solution shows how to work from a given circuit implementation (a J-K flip flop circuit design) to derive the Boolean Logic and in so doing so simplify such logic using Boolean Algebra rules. The solution then goes on to show how such next state logic can be applied to K maps (that describe the next states) and derives next

With base grounded, calculate d) Input impedance at the emitter. e) Output impedance at the collector. f) Output impedance at the collector with a resistor R across the constant current source. With an impedance R' to ground at the base g) Impedance at the emitter. Please see the attached image for complete problem.

Please show detailed steps taken to arrive at final answer. Please refer to the attachment for complete questions and the mentioned figures. 1. If beta in the figure equals 150, what is the critical frequency of the input coupling circuit? 2. If beta in the figure equals 200, what is the critical frequency of the output

The text file d3c004.pat (in the attached d3c004.zip) contains real data from an electronic nose experiment. Several cheeses (7 categories) were sniffed by the electronic nose, and data was collected. The data has already been pre-processed and is ready for use by a neural network. Read the data file header for more info. Th

Look at the attached diagram of a simple telegraph system (see attachment). The battery supplies 48 volts and the receiver coil has a resistance of 600 ohms. A current of 20 mA must flow in the receiver coil to achieve reliable operation. 26 gauge wire with a loop resistance (the resistance of both conductors added together) of

Find the Thevenin equivalent voltage and current for the network shown in Figure 1-2 if V1 = 6V, R1 = 4 Ohm, R2 = 8 Ohm. Also find the Norton equivalent circuit to Figure 1-2. Please refer to the attachment for the mentioned figure.

Consider a direct sequence spread spectrum (DSSS) system attempting to transfer data. The DSSS system has a data rate of 2 Kbps (2 thousand bits/sec) which is spread to 2 Mcps (two million chips per second). How much would be the processing gain: a) 30 dB b) 20 dB c) 100 dB d) 60 dB

Please help in understanding how to solve the following problems. 1. The impulse response for a circuit is h(t) = e^-t, t >= 0. What is the response function of the circuit in the s-domain if the input is f(t) = cos(2t)? 2. The transfer function for a circuit is H(s) = 1/[(s+2)(s+5)]. What are the poles? Is this an impulse

A voltage amplifier ideally should have the input-output relationship of vo= 100*vi but in practice the relationship is vo = vi*(98 + (2/k)*vi), where k= 1*10^–3V. (a)Determine the expression for the output voltage when a 10 mV(peak), 800 Hz, sinusoidal input signal is applied to the amplifier. (b)Sketch the frequ

Using the Level Shifter shown in the attachment, design a circuit that will shift a signal from from +/- 25 volts (50 volts P-P) to 0 to 5 volts. Assume R1=R3=100K and R2=R4. 1. Give the value for Vref with 1 decimal point of precision. 2. Give the value for R2=R4 in K ohms. Suppose an A/D converter uses a reference vo

See attached for full description of problems. 1. Determine the Laplace transform of ?(t) = + 5e^-4t + 12sin 3t. 2. If v(t) = 10e^-t/3 for some circuit, when does the voltage fall to 37% of its initial value? 3. Let ?(t) = sin2t. What is the Laplace transform of d? / dt ? 4. The charge in a certain capacitor varies as q =

12. Using the table, what is the byte stored at address 2F? Address Data 2E CB05 30 9AFC 32 3007 A) CB B) 05 C) 9A D) FC 13. Using the table, what is the byte stored at address 33? Address Data 2E CB05 30 9AFC 32 3007 A) 9A B) FC C) 07 D) 30 14. When the word value $1234 is stored

Physical Facilities Prepare a 700-100 word paper that compares and contrasts the use of electronic technology in relationship to the use of personnel and access control, surveillance, and identification of authorized personnel. Determine which is better and why. Please include references.

1. The impulse response for a circuit is h(t)=e^(-t), t>=0. What is the response function of the circuit in the s-domain if the input is f(t)=cos(2t)? 2. The transfer function for a circuit is H(s)=1/((s+2)(s+5)). What are the poles? Is this an impulse response stable circuit? 3. The transfer function for a circuit is H(

At time t=0, the voltage across a capacitor rated at 3/10 F is 10V. a switch is closed and the capacitor is in series with a resistor r=50 ohms. How long does it take for the voltage to decay to 4 volts?

1.23 (Combinational versus Sequential Circuits) Which of the fol¬lowing contain circuits that are likely to be combinational and which contain sequential circuits? Explain your rationale. (a) A washing machine that sequences through the soak, wash, and spin cycles for preset periods of time. (b) A circuit that divides tw

See attached file for full problem description. Pls answer only 12.3. For the filter depicted above, determine the values of C1 and C2 needed so that the poles are located at s = -2 rad/s and s = -5 rad/s. What is the overall transfer function in this case?

See attached file for full problem description. Pls answer only 12.2. a) Find an expression for the transfer function H(s) = V2(s)/V1(s) for the above circuit, in terms of s, R1, R2, and C. b) suppose C = 1 uF. Determine the values for R1 and R2 so that the circuit will have a transfer function of H(s) = 5(s + 100)/s

Please answer #4 only. See attached file for full problem description. Problem 10.4 In the following circuit, the voltage source is turned on at t =0. The current flowing in the inductor is given by a) find the coefficients A and B. b) Find L, R< and v0.

Problem 10.1 only. See attached file for full problem description. a) For the circuit shown above, make a plot in the complex plane that indicates the roots of the characteristic equation. b) Determine whether the circuit is overdamped, underdamped, or critically-damped. c) Suppose v(0) = 0 and i(0) = 12 mA. Calculate v

Saw on internet some equations to convert from frequency in hertz to mph. Some equations need a gear ratio while others do not. I found the equation mph = circumference * RPM * 60. Now, it makes sense and if use dimensional analysis I found 1Hz = 60 RPM and 60Hz = 3600 RPM. When calculated for a diameter of a motor shaft wit

A BPSK system and a QPSK system are designed to transmit at equal rates; that is, two bits are transmitted with the BPSK system for each phase in the QPSK system. Compare their symbol error probabilities versus SNR.