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Electrical Engineering Questions and Answers March 14, 2019

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Q 3 1 A . What is the name of the block diagram below? Explain the system and where is the applications and what is the effective of the sensor in the system?
Q 3 1 A . What is the name of the block diagram

in addition to not dissipating power, a lossless line has two important features ( 1 ) it is dispersionless and ( 2 ) its characteristic impedance Z 0 is purely real. sometimes it is not possible to design a transmission line

8 . 2 A plane wave traveling in medium 1 with r 1 = 2 . 2 5 is normallyincidentuponmedium 2 with r 2 = 4 . Bothmediaare made of nonmagnetic, nonconducting materials. If the electric f ield of the incident wave is given by Ei = y 8 cos ( 6 1 0 9 t 3 0 x ) ( V / m ) . ( a ) Obtain time - domain expressions for the electric and magnetic fields in

Help me develope wave form and full circuit please

The supply voltage is 2 2 0 V per phase. The supply is balanced, and the load is also balanced with an impedance of 2 - j 6 per phase. Determine the currents in each phase and the total power consumed by the load. The phase rotation is ABC. Assume that the connection between the source and the load has negligible impedance.
The supply voltage is 2 2 0 V per phase. The

How many core electrons does a silicon atom have? A ) 1 4 B ) 1 0 C ) 4 D ) 8 E ) 2

The program of Figure 7 - 2 5 is described in the text and uses both on - delay and offdelay timers as part of a fluid pumping process. Prepare an I / O connection diagram and ladder logic program for the process. Use addresses that apply to your PLC . Enter the program into the PLC , and prove its operation.
The program of Figure 7 - 2 5 is described in the

Sketch the ideal collector characteristics ( i _ ( C ) , - v _ ( CE ) ) for the transistor shown in the figure on the right; let i _ ( B ) vary from zero to 0 . 2 mA in increments of 0 . 0 2 mA , and let - v _ ( CE ) vary from 0 to 1 0 V . Draw a load line on the resulting characteristics for the circuit, and find the steady state value of - V _ (
Sketch the ideal collector characteristics ( i _

3 . 5 8 . Use the tables of transforms and properties to find the FT ' s of the following signals. x ( t ) = d d t t e - 2 t s i n ( t ) u ( t )
3 . 5 8 . Use the tables of transforms and

A 5 km long, three - phase, 3 4 . 5 kV line has a horizontal configuration with 4 ft spacing. The conductors are 3 3 6 . 4 MCM ACSR with GMR of 0 . 0 2 4 4 ft . What is the inductance of the line?

I need to select an A / D to digitize the signal of a pressure sensor . My pressure sensor has a maximum voltage output of 4 . 5 volts. If I want to be able to detect changes of 0 . 2 5 milli - volts in my sensor , a ) determine the minimum number of bits I need for my A / D converter. ( 5 ) Using you re A / D with your minimum number of bits, b )

Q 6 ) A student wrote the display in table 2 when he used the following circuit shows a single digit of an LED display. The 7 4 4 7 chip is a BCD to Seven - Segment decoder. The inputs to the decoder chip are called A , B , C and \ ( D \ ) . D is the most significant bit. Correct the wrong display Table 2
Q 6 ) A student wrote the display in table 2 when

Problem \ # 3 : Build the circuit shown in the figure below. Mind the \ ( \ mathbf { 5 0 \ Omega } \ ) resistor is the internal impedance of the wave generator. Use the wave generator using the \ ( \ mathrm { V } _ { \ mathrm { RMS } } = 6 \ mathrm { ~V } , 1 0 0 \ mathrm { ~Hz } \ ) and resistors and capacitors values are given in schematics.
Problem \ # 3 : Build the circuit shown in the

A _ _ _ _ _ _ _ _ is the guaranteed certain amount of information provided by a circuit or line. Relay DNS CIR T 1

Complete the following link budget:Uplink parameters 1 . Earth station transmitter output power at saturation. I kW 2 . Earth station back - off loss, 3 dB 3 . Earth station total branching and feeder losses. 3 dB 4 . Earth station transmit antenna gain for a 1 0 - m parabolic dish at 1 4 GHz 5 . Free - space path loss for 1 4 GHz 6 . Additional

( Problem 2 5 . 1 1 ) For the circuit in Fig. 2 5 . 3 1 e = 2 4 + 3 0 s i n ( 4 0 0 t ) + 1 0 s i n ( 8 0 0 t ) a . Find the nonsinusoidal time - function expression for the current FIG. 2 5 . 3 1 i b . Find the expression for the voltage across the resistor. v R =
( Problem 2 5 . 1 1 ) For the circuit in Fig. 2 5

G ( S ) = 8 0 5 ( 5 + 4 ) ( s + 1 0 ) 1 - Sketch Bode plots 2 - stability of the system 3 . find ( K - final ) to critically stable system
G ( S ) = 8 0 5 ( 5 + 4 ) ( s + 1 0 ) 1 - Sketch

A three - phase induction motor has the following specifications: Voltage: 4 8 0 V Horsepower: 7 5 hp Frequency: 6 0 Hz Number of poles: 6 Winding configuration: Y - connected The per - phase impedances of the motor, referred to the stator circuit, are given as: R 1 = 0 . 5 5 , X 1 = 1 . 2 , R 2 = 0 . 3 , X 2 = 0 . 4 , XM = 2 9 . The total

If a duty cycle of a motor is rated blank, the motor design does not allow it to run steadily and if required to do so will overheat and burn out

Input Amplitude 1 . 0 6 V 1 . 5 V 1 . 5 6 V 1 . 6 V Gain 3 . 1 1 V 3 . 1 2 V Gain ( Decibels ) 9 . 8 6 V 9 . 8 8 V 3 V 3 . 0 6 V 1 . 6 6 V 1 . 7 6 V 1 . 7 8 V 2 . 9 5 V 2 . 7 8 V 2 . 7 5 V 3 . 2 7 V 2 . 9 V 2 . 8 8 V 2 . 8 4 V 9 . 5 4 V 9 . 7 1 V 9 . 4 7 8 . 8 0 8 . 7 9 V 1 0 . 3 V 9 . 2 5 V 9 . 1 9 V 9 . 0 7 V Frequency 1 0 0 Hz ( 1 . 5 V amp ) 2

A particular branch circuit consists of a 2 0 A / 2 - Pole circuit breaker, # 8 AWG, THHN , CU . , branch circuit conductors rated 4 0 A at 6 0 C . What is the rating of the branch circuit? Why?

Can you help me to get the basic understanding about how things work in this FM radio receiver ? Especially the LM 3 8 6
Can you help me to get the basic understanding

or each of the following, complete the timing diagram. The gate delay is small but not zero. ( 5 marks for each timing diagram ) ( Lecture Unit 1 1 slide 5 to 1 1 , slide 2 7 to 2 9 , slide 3 0 to 3 2 )

8 . Duplex receptacles connected to the 2 0 - ampere, small - appliance branch circuits in kitchens and dining rooms: ( Select the correct answer. a . may be rated 1 5 amperes. ( True ) ( False ) b . must be rated 1 5 amperes. ( True ) ( False ) c . may be rated 2 0 amperes. ( True ) ( False ) A 2 5

Summary Need done asap requirements are in the slides below. Main focus is the charts, tables, and diagrams. Need VHDL code formatted with std _ logic not bits or anything else. Also compatible with vivado software. Fully comment the code so that it can be understood if something needs to be changed if it does not work. Need done asap requirements
Summary Need done asap requirements are in the

In - class exercise Finally, the anaylsis work for the following sequential circuit ( using JK flip - flops ) is left as an in - class exercise. find state equations and also js and ks
In - class exercise Finally, the anaylsis work

- If a single rectifier is inserted into a circuit that conducts \ ( 6 0 \ mathrm { ~Hz } A C \ ) so that it supresses the negative portion of the waveform, than the output will contain - This is known as what type of rectification half - wave
- If a single rectifier is inserted into a

dry soil is characterized by er = 2 . 5 , ur = 1 , and o = 1 0 ^ - 4 ( S / m ) . At each of the following frequencies, determine if dry soil may be considered a good conductor

The transistor is operating with iC = 8 mA and vCE = 1 2 V . Part A Locate the point of operation on the output characteristic of the transistor.

briefly describe SF 6 circuit breaker and for what voltage ranges it is recommended

Design a single resistor biased amplifier using an NPN transistor. The quiescent collector current should be 2 5 mA and Vcc 5 V . The input of the amplifier should be a sine wave of 8 kHz and amplitude of 5 mV in series with 4 0 0 ohms. The output, which will represent the headphones, is a 1 k ohm resistor.
Design a single resistor biased amplifier using

A ModBus communication protocol is a Master - Slave communication protocol. true of false

See Figure 7 . 4 . Remove the 1 0 0 V source. What is the total resistance, R T , between nodes a & b ? q , See Figure 7 . 4 . Remove the 1 0 0 V source. What is the total resistance, R T , between nodes a & b if a short is placed across the 1 0 resistor? q , See the original circuit in Figure 7 . 4 . What is the voltage dropped across the 9 0
See Figure 7 . 4 . Remove the 1 0 0 V source.

Can you draw a sketch of P&ID for the process

5 1 . The transistor in the phase shift oscillator must have 5 2 . changes its output state after an interval without any clock. a . he less than 4 4 . 5 . b . h more than 4 5 and less than 1 0 0 . c . b less than 1 0 0 , d . h more than 4 4 . 5 .

Question 4 ( 2 0 marks ) A firm has identified various alternatives for connections and the cost of each potential connecting link, as shown in the following network. Use the MATLAB functions ` plot ` and ` minspantree ` to determine the set of connections that will minimize the total cost of linking the given nodes. Calculate the corresponding
Question 4 ( 2 0 marks ) A firm has identified

Problem 2 . 2 . 1 Backpropagation Fill in the missing gradients underneath the forward pass activations in each circuit diagram. The gradient of the output with respect to the loss is one ( 1 . 0 0 ) for every circut, and has already been filled in .
Problem 2 . 2 . 1 Backpropagation Fill in the

A . ( 4 points ) Draw a compound gate ( in transistor level ) that implements the function described below. Find the Complex AOI minimum sizing of the transistors. Calculate the parasitic delay and logical effort of the gate inputs. B . ( 3 points ) What is the value of sequencing overhead for a Flip - Flops design. Use the values of the table
A . ( 4 points ) Draw a compound gate ( in

x [ n ] = u [ n ] - u [ n - 4 ] h [ n ] = 2 [ n ] - [ n - 1 ] - [ n - 2 ] . ( 2 ) x [ n ] , h [ n ] , y [ n ] DFT x [ k ] , H [ k ] , Y [ k ] . 6 - point DFT Y [ k ] = x [ k ] H [ k ] , Y [ k ] inverse DFT y [ n ] .
x [ n ] = u [ n ] - u [ n - 4 ] h [ n ] = 2 [ n ]

5 . 5 5 For each of the circuits in Fig. P 5 . 5 5 , find the labeled node voltages. For all transistors, k n ' ( W L ) = 2 m A V 2 , V t = 0 . 5 V , and = 0 . ( a ) ( c ) ( b ) ( d )
5 . 5 5 For each of the circuits in Fig. P 5 . 5

Q 3 . Use nodal analysis to find V x in the following circuit.
Q 3 . Use nodal analysis to find V x in the

3 . what do you mean by density of states in semiconductors? Derive the formula of density of state in the Semiconductor .

What does a 1 - bit multiplexer diagram look like? Can you draw the diagram Figure 2 - 1 4 . Truth table and symbol for 1 - bit MUX
What does a 1 - bit multiplexer diagram look

Question 2 0 ( Mandatory ) ( 2 points ) A flip - flop which accepts inputs only when a trigger changes from HIGH to LOW is positive edge - triggered. negative edge - triggered. negative level - triggered. positive level - triggered. Question 2 2 ( Mandatory ) ( 2 points ) What is the binary representation of 2 4 ? 0 0 0 1 0 1 0 0 0 0 0 0 1 0 0 0 0
Question 2 0 ( Mandatory ) ( 2 points ) A flip -

The value of C is 1 1 0 . 0 . For the system represented, the ohmic losses in the neutral wire are so small that they can be neglected, and it can be adequately modeled as a short circuit. Please report your answer, so the magnitude is positive, and all angles are in the range of negative 3 6 0 degrees to positive 3 6 0 degrees.

WRITE the LETTER of the best choice ( s ) on the Answer line ( s ) . ( 2 pts ) when finding the complete response, we need to find the fored condition. The circuit we will use will be at q , a . ) timet > t 0 b . ) time t = 0 c . ) q , q , q , q , t > t 0 t = 0 t t > t O t = 0 t d . t d . t i m e t and q , d .
WRITE the LETTER of the best choice ( s ) on the

A modulated signal is described by S ( t ) as : S ( t ) = 1 0 cos [ ( 2 \ pi ^ ( * * ) f 1 ^ ( * ) t ) + 1 0 cos ( 2 \ pi ^ ( * ) f 2 * t ) ] where f 1 = 1 0 MHz , and f 2 = 1 KHz Find the following. ( a ) what type of modulation is this? ( b ) Identify the carrier and message signal by indicating their amplitude and frequency ( c ) What is the
A modulated signal is described by S ( t ) as : S

2 . ( a ) Based on the position response and the BIBO stability principle, determine the stability of the system. i . e . , stable, unstable, marginaly stable etc. and why. ( b ) How does this compare with your results from the pole analysis?

3 . ( 1 0 pts . ) Consider a system with sampling rate 8 4 , 0 0 0 samples per second. ( a ) Determine the maximum frequency of the pre - sampled signal if the system utilizes 2 0 % oversampling. ( b ) Determine the percentage oversampling if the maximum frequency from part ( a ) is increased by 1 0 % . 1

an RLC circurt draws 2 2 0 W from a 1 2 0 Vrms 5 0 Hz ac line. The power factor is . 5 6 0 and the vource voltage leads the current. What is the net resistance of the circurt? Find the capicatince of the series capicator that will result in a power factor of unity when it is added to the original circurt. What power will be drawn from the supply

a sampling and reconstruction system uses 1 0 hz anti aliasing filter samples at 1 0 hz and reconstructs with a 1 0 hz lowpass filter assuming all filters as ideal which frequecies can suffer from aliasing affects if any

6 Multiple Choice 4 points The signal f ( t ) = | s i n ( t ) | has the Fourier series expansion n = - D n e - j 2 n t where D n = q , 2 ( 4 n 2 - 1 ) - 2 ( 4 n 2 - 1 ) 1 2 n 2 - 1 2 n 2
6 Multiple Choice 4 points The signal f ( t ) = |

( a ) How do you model the power transmission lines? ( b ) Consider a short transmission line with an impedance of ( 1 . 0 + j 1 0 . 0 ) ohm, and the load at the receiving end is S = ( 5 0 + j 1 0 ) M V A and the voltage at the receiving end 3 5 kV . Find the sending end voltage and power, and transmission efficiency.
( a ) How do you model the power transmission

List the capacitances that affect high - frequency gain in both BJT and FET amplifiers.

3 . ( a ) For \ ( 8 \ times 8 \ ) matrix input matrix with randomly chosen elements in the range of [ 0 , 1 ] . ( a ) Apply lowpass filtering then down sampling output. ( b ) Apply high pass filtering then down sampling
3 . ( a ) For \ ( 8 \ times 8 \ ) matrix input

Sketch the basic block diagram of a 2 - chnnels digital oscilloscope. plz handwrite.
Sketch the basic block diagram of a 2 - chnnels

Problem 1 A silicon etching process produces a trench that is \ ( 3 \ mu \ mathrm { ~m } \ ) deep and has an undercut of \ ( 0 . 5 \ mu \ mathrm { ~m } \ ) on each side. Calculate the anisotropy of the etch process, where anisotropy A is defined as: A = \ ( 1 - ( \ ) Lateral Etch Rate \ ( / \ ) Vertical Etch Rate \ ( ) \ ) If the etch process took
Problem 1 A silicon etching process produces a

Choose from the terms listed and match them with their most correct description. You may use the same answer more than once. a . Active electrode b . Patient return electrode 2 1 . Open procedures require tips such as a flat blade, Teflon - coated blade, needle point, ball tip, and loop. 2 2 . Stored in sealed packages to keep the gel moist 2 3 .
Choose from the terms listed and match them with

What is Wiedemann - Franz - Lorenz Law?

arc discharge switch contact damage can occur in a circuit when a switch is opened or closed?

( id: 1 2 7 2 6 4 ) A 1 0 - 3 ( plus ground ) copper SE cable is installed to supply a 1 2 0 / 2 4 0 - wor dryer receptacle in a dwelling unit. The cable is constructed with RHW insulation and is instaled in drect contact with thermal insulation. What is the ampacity of the cable?
( id: 1 2 7 2 6 4 ) A 1 0 - 3 ( plus ground )

differences between PTC and NTC resistor

Design a differential amplifier with an output stage. Minimum Design Requirements: The magnitude of overall voltage gain ( Av ) should be at least 1 0 0 V V . The bandwidth of the diff - amp should be higher than 1 0 0 kHz . There should be no offset voltage at the output. Determine CMRR and PSRR . Use current mirror in your design. Extra
Design a differential amplifier with an output

a . Find \ ( \ mathbf { I } _ { \ mathbf { X } } ( \ mathbf { t } ) \ ) for \ ( \ mathrm { t } 0 \ ) and \ ( \ mathrm { t } \ geq 0 \ ) . b . Verify this circuit operation in EveryCircuit, and include a screenshot visualizing the voltage vs . time across the capacitor. A few suggestions to help with this: - Click on the node you want to view
a . Find \ ( \ mathbf { I } _ { \ mathbf { X } }

Implement the following following Boolean function using a multiplexer. F ( A , B , C , D ) = ( 0 , 1 , 5 , 6 , 9 , 1 1 , 1 2 , 1 3 , 1 4 )
Implement the following following Boolean

A 2 0 - kVA 8 0 0 0 / 4 8 0 - V distribution transformer has the following resistances and reac - tances: RP = 3 2 , RS = 0 : 0 5 , XP = 4 5 , XS = 0 : 0 6 , XC = 2 5 0 k , XM = 3 0 k The excitation branch impedances are referred to as the high - voltage side of the transformer. ( a ) Find the equivalent circuit of this transformer referred to the

What rate of change of flux will produce 1 2 V of induced voltage in a 1 5 0 - turn coil?

For the circliit shown in Fin 2 comnute ( i ) Vv ( iii ) I ( iii ) The power, P , supplied by the voltage source.
For the circliit shown in Fin 2 comnute ( i ) Vv

2 2 . If the Bode form is 1 6 3 ( 1 + 1 6 ) ( 1 + 1 4 ) ( 1 + 4 9 + ( ) 2 9 ) what is the transfer function form? a . ( ) = 1 2 ( + 4 ) ( + 6 ) ( 2 + 4 + 9 ) b . ( ) = 1 6 ( + 6 ) ( + 4 ) ( 2 + 4 + 9 ) c . ( ) = 2 4 ( + 6 ) ( + 4 ) ( 2 + 4 + 9 ) d . ( ) = 3 2 ( + 6 ) ( + 4 ) ( 2 + 4 + 9 ) e . None of the above

1 6 . 2 8 Consider a CMOS inverter fabricated in a 6 5 - nm CMOS process for which VDD = 1 V , Vtn = Vtp = 0 . 3 5 V , and nCox = 5 . 4 pCox = 5 4 0 A / V 2 . In addition, QN and QP have L = 6 5 nmand ( W / L ) n = 1 . 5 . ( a ) Find Wp that results in VM = VDD / 2 . What is the silicon area utilized by the inverter in this case? ( b ) For the

Implement F ( A , B , C D ) = A ' C + B C + m 0 + m 8 , using a 4 1 6 decoder.
Implement F ( A , B , C D ) = A ' C + B C + m 0 +

For a 3 - disc string, show that string efficiency = 3 + 4 k + k 2 3 + 9 k + 3 k 2 * 1 0 0 % .
For a 3 - disc string, show that string

if the magnitude value of line voltage is equal Vab = 1 0 3 9 . 2 3 V and Zline = 4 0 + 2 6 j and Zload = 2 9 - 6 0 j , what is the magnitude value of line current Ia ( only put one decimal point for the magnitude value )
if the magnitude value of line voltage is equal

In the circuit shown, the component values are: L = 2 2 m H , R = 5 2 k , and C = 2 9 F . If an AC voltage source is applied to the circuit, specify the frequency ( in radians / sec ) for which the source voltage, v s ( t ) , is in phase with the source current, i s ( t ) .
In the circuit shown, the component values are: L

Question 2 Use the node voltage method to write all the Simultoneouy equationy for the circuit, and golve node voltages V 4 - ( V 1 + 1 2 ) 8 However, if it were on 4 isv source thon - V 4 - V 1 = 1 2 if 1 2 was not there V 4 - V 1 8 2 V 1 + 4 ( V 1 - V 2 ) + 9 ( V 1 - V 4 + 1 2 ) = 0 b . CAlculate the power abgorbed by the rour using vi and 2 2
Question 2 Use the node voltage method to write

7 - 1 . Consider the two - loop circuit shown in Fig. P 7 . 1 . The currents I 1 and I 2 ( in amps ) satisfy the following system of equations: - 5 0 0 0 I 1 + 1 0 0 0 I 2 = - 8 1 0 0 0 I 1 = 1 0 + 3 0 0 0 I 2 ( a ) Find I 1 and I 2 using the substitution method. ( b ) Write the system of equations in the matrix form A I = b , where I = [ I 1 I 2
7 - 1 . Consider the two - loop circuit shown in

Linearization of dynamic model ( 2 0 % ) M d 2 y ( t ) d t 2 = M g - i 2 ( t ) y 2 ( t ) e ( t ) = R i ( t ) + L d i ( t ) d t e ( t ) = input voltage y ( t ) = ball position i ( l ) = winding current R = winding resistance L = winding inductance M = mass o f ball g = gravitational acceleration x 1 = y Magnetic - ball - suspension system x 2 = d y
Linearization of dynamic model ( 2 0 % ) M d 2 y

Using a function generator and three 1 k resistors design a circuit that will supply both a 6 V p - p output and a 2 V p - p output. Show all your work please. 2 marks
Using a function generator and three 1 k

1 . You find a resistor that has the following colors: yellow, black, black, silver. What is the resistance of this resistor? For full marks, you must explain what each color band corresponds to

When unmarked transformer terminals are connected together, this usually means that the windings are connectedin series - aiding.in series - opposing.to increase the resulting voltage.both a and \ ( c \ ) .
When unmarked transformer terminals are connected

tarting from the continuous input signal defined by the following time - domain equation: x i n ( t ) = s i n ( t ) + 0 . 2 5 s i n ( t + 4 ) a ) Assuming a sample rate f s of 2 samples / second , collect 4 discrete input samples. b ) Calculate all output DFT frequency - domain values. c ) Calculate the power level of the results from each of
tarting from the continuous input signal defined

Sketch a control circuit that meets these requirements: a . The system contains three momentary pushbuttons that have multiple contacts. The buttons are red, yellow and green. b . The system has two lights: one red, one green. c . One light or the other is always on , but never both. d . The system contains at least one relay. e . Lights and relay
Sketch a control circuit that meets these

Which of the following is true for the impulse response of the system defined with the difference equation below y [ n ] 1 3 y [ n 1 ] = x [ n ] + 3 x [ n 1 ] + x [ n 2 ]

For the transistor > 1 0 0 , V B E ( O N ) = 0 . 6 3 V , and C C . Estimate the magnitude of the voltage gain V O V i for the amplifier. Round to the nearest integer. 0 2 2
For the transistor style=

Why is steel alloyed with silicon used as the core material for the armature of a DC generator?

Your goal is to design a bandpass filter with cutoff frequencies 1 2 0 Hz and 2 0 0 Hz . You can do this by cascading a lowpass filter with a cutoff frequency of x Hz and a highpass filter with a cutoff frequency of y Hz , where x and y are _ _ _ _ _ _ _ , respectively. 2 0 0 and 1 2 0 1 2 0 and 2 0 0 1 6 0 and 1 6 0 8 5 and 2 8 3 2 8 3 and 8 5 1

fourier series of a continuation of a finite duration signal

An ice breaker is

5 1 3 . A PID controller ( Kp = 1 0 , Ki = 4 0 0 , Kd = 7 ) has a sinusoidal input signal: sin ( 1 0 * t ) . Determine the controller output at t = 8 seconds. Frequency is rad / sec .

A double - wound, 1 - phase transformer is required to step down from 1 9 0 0 V to 2 4 0 V , 5 0 - Hz . It is to have 1 . 5 V per turn. Calculate the required number of turns on the primary and secondary windings respectively. The peak value of flux density is required to be not more than 1 . 2 Wb / m 2 . Calculate the required cross - sectional

Problem 1 Consider a binary antipodal signalling scheme with the transmitted pulse is s ( t ) , where N 0 2 g ( t ) = { 2 e - t , t 0 0 , t 0 ? > 0 t = 0 t = 0
Problem 1 Consider a binary antipodal signalling

2 ) A user has an incoming signal that is the sum of two synchronized cosine waves, a 8 V signal at 1 0 Hz , and a 4 V signal at 1 0 0 Hz . [ Vin = 2 \ ( \ cos ( \ mathrm { At } ) + \ cos ( \ mathrm { Bt } ) ] \ ) A ) Is it possible to use a single RC filter to preferentially attenuate the higher frequency signal such that the output would equal
2 ) A user has an incoming signal that is the sum

Question 1 : The paper wrap and bonding strip are two features that distinguish Type AC cable from other metal jacketed cables. A: True B: False Questions are for review purposes only and are NOT graded.
Question 1 : The paper wrap and bonding strip are

Kirchhoff's first law states which of the following ? Group of answer choices Resistances of each leg of a junction are equal. The sum of the voltages at a junction is equal to zero. The sum of currents at junction is zero.

a small radar is used to measure the radar cross - section of an object. The radas transmits 1 0 0 W at 8 GHz . The antenna gain is 2 0 and is phased 1 0 0 m from the object at far - field. The received power of the radar's antenna is 1 0 0 nW . a ) what is the detected object? b ) What must be received power at the antenna to detect a bicycle?

Define a Programmable Logic Controller

Determine the overall transfer function G ( s ) = Y ( s ) U ( s ) of the system depicted in Fig. 3 . Fig. 3 is a Block diagram
Determine the overall transfer function G ( s ) =

The heating, ventilation, and air conditioning in an equipment room shall be provided to run the days the building is in use. Select one: True False
The heating, ventilation, and air conditioning in

Given the circuit shown in Figure 6 . 6 4 , determine the Norton equivalent circuit driving the 4 0 resistor. Figure 6 . 6 4
Given the circuit shown in Figure 6 . 6 4 ,

The ear canal is: ( choose 2 ) Group of answer choices is a full wave resonator amplifies all frequencies amplifies high frequencies is a half wave resonator a quarter wave resonator

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