S
  1. study help
  2. subject categories
  3. engineering
  4. electrical engineering
  5. february 2018
  6. 02

Electrical Engineering Questions and Answers February 02, 2018

Expert-verified solutions to help you succeed

Find the intrinsic gain of an NMOS transistor fabricated in a process for which and = 1 0 V / m . The transistor has a 0 . 4 - m channel length and is operated at VOV = 0 . 2 V . If a 1 - mA / V transconductance is required, what must ID and W be ?

Choose one of the following microwave components, and design them using microstrip lines with the Roger RO 4 0 0 3 substrate ( thickness: 2 0 mil ) at 5 . 8 GHz . Use Ansoft Designer SV for the design. - Ring hybrid ( rat - race ) "This is a problem related to RF engineering. What I need are the electrical lengths and impedances of the components

A discrete - time system has the following transfer function: ( ) = 1 0 . 6 2 + 0 . 3 3 1 0 . 4 1 0 . 7 2 Calculate the first four samples of the system s response to the following input signal: ( ) = ( 1 ) ( 0 . 7 ) where u ( n ) is the unit step function. Indicate your calculations in detail using, e . g . , a tabular format. State any

A certain circuit element is known to be a resistance, an inductance, or a capacitance. Part A Part complete Determine the type of the element if the voltage and current for the element are given by v ( t ) = 4 0 0 sin ( 2 0 0 t + 3 0 ) Vv ( t ) = 4 0 0 sin ( 2 0 0 t + 3 0 ) V , i ( t ) = 2 cos ( 2 0 0 t + 3 0 ) A

Problem 2 . Fig 2 shows a CE amplifier. Assume \ beta _ ( F ) = 1 0 0 , V _ ( A ) = 5 0 V . aV _ ( A ) ( V _ ( A ) = \ infty ) b , and r _ ( o ) R _ ( in ) and the output resitance, R _ ( out ) dA _ ( v ) = ( v _ ( o ) ) / ( v _ ( i ) ) Figure 2 CE Amplifier
Problem 2 . Fig 2 shows a CE amplifier. Assume \

Suppose that thwo systems are connected in cascade The two systems are specified as follows S 1 : 1 [ ] = 1 [ ] 1 [ 1 ] S 2 : 2 [ ] = 2 [ 1 ] + 2 [ 2 ] ( a ) Determine the imoulse response of S 1 and S 2 . ( b ) Determine the frequency response of S 1 and S 2 . ( c ) Determine the frequency response of the overall system. ( d ) Write one

Calculate the percent ripple for a RC filter if the inputs are V d c = 1 5 0 V , V r ( r m s ) = 1 5 V . The filter components are C 1 = C 2 = 5 0 F , R = 5 0 0 and R L = 5 K . A ) 0 . 5 7 2 % B ) 4 . 3 9 % C ) 1 . 2 7 % D ) 0 . 8 8 4 % The answer should be d
Calculate the percent ripple for a RC filter if

Provide your PCB layout for this circuit on KiCAD.
Provide your PCB layout for this circuit on KiCAD.

Determine the tail and emitter currents in the circuit of Figure 1 . 3 3 if RB = 6 k , Rmirror = 5 0 k , VCC = 1 5 V , VEE = 1 5 V , rE = 0 . Figure 1 . 3 3 Current mirrors for bias and active load.
Determine the tail and emitter currents in the

Problem 4 Use node method to calculate i 0 ( t ) = x c o s ( 2 0 0 t + Y ) in the given circuit, where Y is the phase in radians. Find x and Y . i s ( t ) = 6 c o s ( 2 0 0 t + 3 5 ) . A = 5 0 B = 3 5
Problem 4 Use node method to calculate i 0 ( t )

IE 2 1 1 0 4 . Consider an ideal lowpass filter with a cutoff frequency of 1 . 2 Hz . The input to this filter is the periodic square wave shown in Figure 1 . ( a ) Find the dc value of the square wave in Figure 1 . ( 3 Marks ) ( b ) Find the complex - exponential Fourier series coefficients of the fundamental frequency component of the square
IE 2 1 1 0 4 . Consider an ideal lowpass filter

The TBB should be installed without splices. Where splices are necessary, the number should be kept to a minimum and the splices shall be ? . a . accessible b . cross - connected c . grounded d . interconnections
The TBB should be installed without splices.

Task 4 4 . For the given LTI system, whose input signal, x ( n ) = { n 2 ; , 0 n 5 ? 0 ; otherwise and h ( n ) = { n 3 ; , - 3 n 3 0 ; otherwise a ) Obtain the system output using Tabulation convolution method.
Task 4 4 . For the given LTI system, whose input

An n - type piece of silicon with a cross - section area of 0 . 0 5 m \ times 0 . 0 5 m sustains an electric field of 1 0 V / m . If the doping level of donors is 1 0 1 7 cm 3 , calculate the total current flowing through the device knowing that n = 1 3 5 0 cm ^ 2 / V . s . ( Ignore the current due to the holes ) . Question 1 2 Select one: a .

Provide a code for the Explanation: a layout for separating objects differing in height. The whole system is turned on via a switch RS , when the conveyors M 0 , MA , and MB start to operate. At the same time, the contents of the counters and timers that are possibly utilized are reset. The photocell PC 2 detects the objects B that should be led

Explain the function and importance of biasing in BJT amplifier circuits. Describe the mechanism of avalanche breakdown in a pn junction.
Explain the function and importance of biasing in

Perform the DC analysis of the Darlington Pair Amplifier Connection determining all currents and voltages. The current amplification of both transistors is b = 1 5 0 . 2 7 V
Perform the DC analysis of the Darlington Pair

The general requirements in the NEC are covered in q , and apply to all installations. a . Chapters 1 through 4 q , b . Chapter 5 q , c . Chapter 6 d . Chapters 7 and 8
The general requirements in the NEC are covered

Find the values of Vo and Ix in this circuit.
Find the values of Vo and Ix in this circuit.

Please attach the code for each case

Q 2 : a ) - ( \ ( \ mathbf { 3 0 } \ mathbf { P t s } \ ) ) Assume ideal diodes with no offset voltage. Determine the state of the dindand replace the diode with the correct modificatinn. b ) Assume ideal diodes with a offset voltage of 0 . 7 V , Determine the value of the current in the load R 1 given that, R 1 = \ ( 5 6 0 \ Omega \ ) - ( 1 0 Pts
Q 2 : a ) - ( \ ( \ mathbf { 3 0 } \ mathbf { P t

does a transformer draw any current when the load is disconnected?

1 4 kHz . The various times on the graph are: t d = 0 . 6 s , t s = 1 . 8 s , t s = 3 s , t 1 = 4 s , t n = 4 7 . 6 sus and t 0 = 4 3 s . Neglect lcro ( lcro ( : = 0 ( m A )
1 4 kHz . The various times on the graph are: t d

8 . 9 6 Consider the circuit of Fig. P 8 . 9 6 for the case: I = 2 0 0 A and V o r = 0 . 2 5 V , R s i g = 2 0 0 k , R D = 5 0 k , C g s = C p s = 1 p F . Find the de gain, the high - frequency poles, and an estimate of f V . Figure P 8 . 9 6 Please explain why small signal model and VG 1 become like that
8 . 9 6 Consider the circuit of Fig. P 8 . 9 6

( Id: 1 2 3 8 7 0 ) Three 1 2 AWG THHN and three 1 4 AWG TW copper current - carrying conductors are installed in the same rigid metal conduit, Type RMC , in an area with an ambient temperature of 3 0 C . What is the ampacity of the 1 2 AWG conductors? Answer:
( Id: 1 2 3 8 7 0 ) Three 1 2 AWG THHN and three

HOMEWORK: draw the logic circuit of the functions below. F = [ D + ( ? b a r ( A + B ) C ) ] * E F = ( A + B ) ( ? b a r ( B ) + C )
HOMEWORK: draw the logic circuit of the functions

The length of the phasor "arrow" represents the _ _ _ _ _ _ _ _ of a quantity.

Superposition in AC circuit Find i 0 ( t )
Superposition in AC circuit Find i 0 ( t )

A certain circuit element is known to be a resistance, an inductance, or a capacitance. Part A Determine the type of the element if the voltage and current for the element are given by v ( t ) = 3 0 0 sin ( 2 0 0 t + 3 0 ) Vv ( t ) = 3 0 0 sin ( 2 0 0 t + 3 0 ) V , i ( t ) = 2 cos ( 2 0 0 t + 3 0 ) Ai ( t ) = 2 cos ( 2 0 0 t + 3 0 ) A .

What is the reason of modeling SRAM / DRAM using Verilog:For functional verificationTo synthesize a low area high performance memory modelTo meet the high speed timing requirement

While a PLC programmer must be aware of the limitations of the number of contacts allowed per rung as well as the limit of the number of rungs in a network, they should always be aware that a PLC does not have any limitations for programming vertical contacts.O TrueO False

9 . What is the name for rejecting the single - fault assumption in electronic circuit analysis? Question 1 Answer a . Reliability analysis b . Worst - case analysis c . Circuit robustness testing d . Extreme - value testing

Nume: q , 1 1 1 . In the circuit shown in Fig. 1 , use nodal analysis to find ( a ) V 1 , V 2 , and V 3 , ( b ) I 2 ,
Nume: q , 1 1 1 . In the circuit shown in Fig. 1

The number of required flip - flops to make a divide by 8 clock divider are:a . 4 b . 2 c . 3 d . 5

Problem 4 The properties for the transistors are given in the table. Find I _ ( 2 ) and V _ ( 2 ) . The voltage at the gate and drain of Q _ ( 4 ) is 6 V . The voltage at the gate and drain of Q _ ( 2 ) is 1 0 V \ table [ [ Q , V _ ( T ) ] , [ k _ ( n ) , \ lambda ] , [ 1 , 0 . 8 ] , [ 2 m , 0 ] , [ 2 , 0 . 9 ] , [ 4 m , 0 ] , [ 3 , 1 . 1 ] , [ 3
Problem 4 The properties for the transistors are

How is the baud rate defined, and what is its significance in serial communication? Question 6 1 Answer a . The number of data bits transmitted per second. b . The voltage level of the serial signal. c . Specifies the speed of data transmission over a serial line, expressed in bits per second ( bps ) . d . Determines how long the transmitter holds

A 4 0 0 - ampere service is installed with 6 0 0 kcmil service entrance conductors. What is the minimum size supply - side bonding jumper permitted to be installed to bond to a service raceway? 4 AWG 3 JO AWG 3 0 0 kemil
A 4 0 0 - ampere service is installed with 6 0 0

Develop a functional design for a variable frequency and amplitude signal processor. This processor should decompose an input signal into specified frequency bands, apply custom amplification to each frequency band, and recombine the signals. The design can employ either analog or digital processing. Clearly identify the design levels, functional
Develop a functional design for a variable

Question 1 0 1 pts If the peak voltage of an A C sine wave is 4 V , what is the RMS voltage? 2 . 8 3 V 4 V 2 V 1 . 4 1 V
Question 1 0 1 pts If the peak voltage of an A C

Types of relays according to time duration a Over current, distance and differential b . Over current, over speed, and digital Electromagnetic, static and digitai d none of them e All of them
Types of relays according to time duration a Over

A three phase, 4 8 0 V , 5 0 hp induction motor is supplied 7 0 A at a 0 8 lagging power factor Its stator and rotor copper losses are 4 2 5 7 5 3 and 1 0 0 0 W , respectively Its core losses are 3 0 0 0 W , the friction and windage losses are 8 0 0 W , and the stray losses are 2 0 0 W Determine the following ( a ) The air gap power ( b ) The

Help me Design a Light Dimmer Circuit using DIAC and TRIAC. That can be implemented in a Breadboard. Specify the type of components used. Make use of BT 1 3 6 TRIAC, DB 3 DIAC, 5 0 0 k Mono Potentiometer. Specify the source and the rating of the Bulb. Specify the size of the wire to be used.

Sketch the following signals: a ) x [ 2 n ] x [ 2 n ] x [ 2 n ] b ) x [ 3 n 1 ] x [ 3 n - 1 ] x [ 3 n 1 ] c ) y [ 1 n ] y [ 1 - n ] y [ 1 n ] d ) y [ 2 2 n ] y [ 2 - 2 n ] y [ 2 2 n ]
Sketch the following signals: a ) x [ 2 n ] x [ 2

Given the following linear circuit Vin = 2 4 Vdc Vo = 3 . 3 Vdc R 2 = 1 . 2 Find: a ) I in amps ( 2 marks ) b ) R 1 in ( 3 marks )

For the given circuit, = 9 0 and I s = 5 1 0 - 1 6 A . a ) Find V E B b ) Determine the Q - point ( I C , V E C ) c ) Verify the circuit works in Active mode.
For the given circuit, = 9 0 and I s = 5 1 0 - 1

The input - output relationship of a causal LTI system defined by difference equations is given in the equation below. Determine the generalized equation for the impulse response of the system and evaluate whether the system describes an FIR or an IIR system. y [ n ] + 4 y [ n - 1 ] = x [ n ] SORU 5 ) Fark denklemleriyle tan mlanan nedensel DZD
The input - output relationship of a causal LTI

Two Fundamental Frequencies, F 1 = 1 . 5 0 0 G H z , and F 2 = 1 . 5 5 0 G H z are seen on a Spectrum Analyzer. What are the possible Intermodulation Distortion Products? a ) F 2 - F 1 b ) 2 F 2 + F 1 c ) 2 F 1 - F 2 d ) F 1 - F 2 e ) All of the above The Signal to Noise Ratio of a Power Amplifier ( PA ) is 3 . 5 1 . The Noise Figure ( NF ) is: a
Two Fundamental Frequencies, F 1 = 1 . 5 0 0 G H

Q - 7 . From figure 1 given below. a ) Connect the circuit by using LogicWorks showing all gates and b ) Find the truth table for the given circuit. ( 2 . 0 ) c ) Write the Boolean equation for the input S . ( 1 . 0 ) d ) Write the Boolean equation for the input R . ( 1 . 0 ) Name the circuit inside the rectangle ( the block diagram ) . ( 1 . 0 )
Q - 7 . From figure 1 given below. a ) Connect

The SM 1 1 1 1 is a high precision, factory calibrated absolute pressure sensor for barometric air pressure ( BAP ) measurement. Pressure output data are available at an analog ratiometric voltage output. The transfer function of the sensor is V A , o u t = V D D ( c 1 P A + c 0 ) Where VDD is the power supply ( + 5 V ) , C l = 0 . 8 7 6 % kPaCO =
The SM 1 1 1 1 is a high precision, factory

Solution for log 2 8 x = - 3 ( base of the log is 2 ) ( 8 ) a ) 1 . 0 b ) 2 . 0 c ) - 1 . 0 d ) - 3 . 0 e ) 1 . 5

5 . 1 4 A 5 0 0 - km , 5 0 0 - kV , 6 0 - Hz , uncompensated three - phase line has a positive - sequence series impedance = 0 . 0 3 + 0 . 3 5 / km and a positive - sequence shunt admittance = 4 . 4 1 0 - 6 S / km . Calculate: ( a ) , ( b ) ( yl ) , and ( c ) the exact ABCD parameters for this line.

Find V x in the given circuit. Assume R 1 = 4 and R 2 = 3 .
Find V x in the given circuit. Assume R 1 = 4 and

Question 5 0 ) Which of the following human senses would be used during the initial verification when identifying circuits within a domestic consumer unit? a ) Hearing b ) Touch c ) Taste d ) Sight

3 . Determine the overall transfer function of the system shown in Figure 2 using both ( a ) block diagram reduction and ( b ) Signal flow graph method
3 . Determine the overall transfer function of

A series circuit with a power source of 6 V and resistor with values of R 1 equals 4 Ohms R 2 equals 8 ohms R 3 1 2 ohms which resister has the greatest current

4 . 1 4 ( a ) An infinite sheet at z 5 0 has a uniform charge density 1 2 nC / m 2 . Find E on bothsides of the planar sheet. ( b ) A second sheet at z 5 4 has a uniform charge density of 1 2 nC / m 2 . Show that E

In a particular semiconductor material, n = 1 0 0 0 cm 2 / V - s , p = 6 0 0 cm 2 / V - s , and NC = NV = 1 0 1 9 cm - 3 . The measured conductivity of the intrinsic material is = 1 0 - 6 ( - cm ) - 1 at T = 3 0 0 K . Assume that these parameters ( and bandgap energy ) are independent of temperature. a ) Find the resistivity at T = 3 0 0 K . b )

The electric field vector of a uniform plane wave ( 0 = 0 . 2 ) propagating in air ( 1 = 1 ) and incident on a second dielectric region ( 2 = 2 ) is: ( ) ( ) 2 4 5 2 0 iy izj k y k z i e z + = + E y z The plane of incidence is the y - z plane with the z direction normal to the interface between the two regions. Determine: ( a ) The propagation

Please find Vo in the OpAmp circuit below:
Please find Vo in the OpAmp circuit below:

1 7 How many conductors are there in a cord that supplies a portable dishwasher? a . 4 b . 3 c . 5
1 7 How many conductors are there in a cord that

What does resolution describe in the context of sensors ? a . The time it takes for a sensor to respond to input signals b . The smallest increments of stimulus which can be sensed c . The accuracy of the sensor ' s output signal d . The maximum range of input signals a sensor can handle Clear my choice
What does resolution describe in the context of

Question 3 [ 1 4 ] Test data obtained on a 3 0 - kVA, 3 0 0 0 1 1 0 - V , single - phase transformer is as follows: Calculate: 3 . 1 The full - load efficiency of the transformer at 0 . 8 pf lagging q , [ 7 ) 3 . 2 The efficiency of the transformer at half - load for unity pf . q , [ 2 ] 3 . 3 The load in KW for maximum efficiency when pf is 0 . 8
Question 3 [ 1 4 ] Test data obtained on a 3 0 -

The induced e . m . f . in the armature conductors of a d . c . motor is

Follow the instructions below. Use the attached VHDL files as a basis for the project. ( The instructions are shown in the image ) as well as the testbench code and design B Clocked D - flipflop with NAND Gates Below is the circuit diagram for the D - flipflip with NAND Gates that is Clocked. On the website with this assignment, you will find

Suppose we have developed a single - carrier system. Our system uses 1 6 - QAM to transmit bits ( error free ) at a rate R d = 4 Mbi t s . i . What is the symbol rate of the single carrier system? ii . Now, suppose we send our signal through a channel with impulse response h ( t ) to the right. What is ? b a r ( ) and r m s for this channel? iii.
Suppose we have developed a single - carrier

Given an FM Wave, SFM ( t ) = 1 5 cos [ 2 1 0 9 t + 5 sin ( 2 2 0 0 0 0 t ) ] . Calculate: i ) Carrier frequency. ii ) Modulating frequency. iii ) Frequency deviation. iv ) Bandwidth using Carson's rule

A boundary fence is part of the station fence enclosure. Question 2 6 options: TrueFalse

The current entering the positive terminal of a device is i ( t ) = 1 3 2 mA and the voltage across the device is v ( t ) = 6 V

Question 9 Consider the closed loop system with response shown in following figure. What is the 1 0 \ % - 9 0 \ % rise time of the response? Give your answer in seconds to the nearest third decimal place. Do not enter the units.
Question 9 Consider the closed loop system with

6 . 4 The following test results are obtained for a 3 \ phi , 2 5 kV , 7 5 0 MVA, 6 0 Hz , 3 6 0 0 rpm , star - connected synchronous machine at rated speed. ( a ) Determine the number of poles of the synchronous machine. ( b ) Determine the unsaturated and saturated values of the synchronous reactance in ohms and per unit. ( For part ( c ) Short
6 . 4 The following test results are obtained for

1 . A balanced having a 2 0 resistance in each leg is connected to a three - phase, threewire, Y - connected generator having a line voltage of 2 3 0 V . Determine the magnitude and angle of ( i ) The phase voltage of generator ( ii ) The phase voltage of the load ( iii ) The phase current of the load ( iv ) The line current ( v ) Calculate the

Question 1 : [ 1 0 pts ] Find the electric field and potential in cases ( a ) and ( b ) . ( a ) As shown in Figure 1 ( a ) , Q 1 , Q 2 , and Q 3 are charged at r 1 , r 2 , and r 3 of the concentric conductor spherical shell, respectively, and the dielectric permittivity l o n 1 , l o n 2 , and l o n 3 are packed. Find the electric field at an
Question 1 : [ 1 0 pts ] Find the electric field

P 6 . 8 2 A parallel resonant circuit has f 0 f 0 = 1 0 0 MHzMHz , BB = 7 MHzMHz , and RR = 2 k k .

( 2 0 pts ) Find V A using superposition method in the circuit below: R 1 = 1 0 , R 2 = 1 5
( 2 0 pts ) Find V A using superposition method

The current across the equivalent impedance is: 1 9 . 9 1 ? 1 8 0 m A 9 0 . 0 5 F - j 1 . 8 1 m 1 9 . 9 1 ? 0 m A
The current across the equivalent impedance is: 1

In center tapped FWR , each diode is forward biased for what duration of the time period? ( a ) T 2 b ) T 4 c ) 3 T 4 d ) T
In center tapped FWR , each diode is forward

Consider an LTI system whose Frequency response is given in Eq . ( 1 ) . H j = { 2 e - j 2 , | w | 5 0 0 o t h e r w i s e The input to the system is the signal x ( t ) = 1 0 s i n c 2 ( 2 t ) . By using the Fourier transform table ( pairs / properties ) , whenever possible ( a ) sketch the frequency response of the system ( b ) sketch the Fourier
Consider an LTI system whose Frequency response

1 . ( Pozar , \ ( 4 ^ { \ text { th } } \ ) ed , Problem 7 . 2 [ Modified ] ) An input RF signal of 1 W is connected to the input port of a directional coupler. The coupler has the following properties: Coupling factor ( C ) : 2 0 dB Directivity ( D ) : 3 5 dB Insertion loss ( IL ) : 1 dB Find the output RF power at all 3 remining ports. Assume
1 . ( Pozar , \ ( 4 ^ { \ text { th } } \ ) ed ,

Procedure Overview In this procedure, you will design, connect and operate a time - delay relay in a control circuit that will simulate a timed traffic signal. - 1 . Solve the following design problem. Design a control circuit that will simulate a traffic signal with a pedestrian crosswalk. The circuit should be designed so that a pushbutton
Procedure Overview In this procedure, you will

Question 1 ( 1 0 marks ) A circuit consists of a series combination of a ( 1 + e ) mH inductor, a ( 1 / ( 1 + f ) ) pF capacitor, a 1 0 0 k resistor, with an initial inductor current is 0 A and an initial capacitor voltage is 5 V . Derive expressions for the capacitor voltage and inductor current as functions of time.

According to the circuit in Fig. 6 . 1 , the reference voltage Vref is supplied from an independent voltage source, and we want to eliminate this additional voltage source requirement. Design a circuit that generates the Vref from the voltage source Vdd . As a result, a single voltage source of 1 2 V supplies the whole circuit. Hint: Rather than a
According to the circuit in Fig. 6 . 1 , the

PLEASE DO LTSPICE PART!! send picture of ltspice circuit and simulation. Design an RLC filter with \ ( 5 0 \ Omega \ ) terminating resistances to meet the specification shown in Fig. 3 . Use circuit analysis to find the voltage transfer function of your design in Question 3 . Plot the transfer function using LTSpice and verify that it meets the
PLEASE DO LTSPICE PART!! send picture of ltspice

Which of the following is a statutory document that is relevant to a person carrying out electrical inspection and testing for their safety and those around them?a ) Electrical test equipment for use on low voltage electrical systemsb ) BS 7 6 7 1 c ) Guidance Note 3 d ) Electricity at Work Regulations

A two - winding substation Transformer is connected to a utility, with the high side voltage being rated at 1 3 . 8 kV and the low side voltage being rated at 4 . 2 kV . The transformer is Wye ( star ) grounded to Wye ( star ) grounded connected. The transformer will have a protection scheme implemented consisting of HV circuit breakers and a

Which of the following are excluded from coverage in a basement? ( Select one. ) A . Furnaces B . Baseboard heaters C . Water heaters D . Stairs
Which of the following are excluded from coverage

can you solve this circuit
can you solve this circuit

P 1 1 . 7 - 3 For the circuit shown in Figure P 1 1 . 7 - 3 , determine the average power absorbed by each resistor, R _ ( 1 ) and R _ ( 2 ) . The voltage source is v _ ( 5 ) = 1 0 + 1 0 cos ( 5 t + 4 0 \ deg ) V , and tphe current source is i _ ( 5 ) = 4 cos ( 5 t - 3 0 \ deg ) A . the final is PR 1 = 1 1 . 5 7 W and PR 2 = 2 . 7 W
P 1 1 . 7 - 3 For the circuit shown in Figure P 1

Consider the following circuit segment. Answer the following ( Show your work: a ) Draw the s - domain equivalent circuit. a ) Find the s - domain impedance seen looking into the terminals a \ & b of the circuit ( i . e . , find \ ( Z _ { a b } ( s ) \ ) ) . b ) Find the poles and zeros of the impedance.
Consider the following circuit segment. Answer

Consider the system x = [ 1 1 0 0 1 ] x + [ 2 0 ] u y = [ 2 3 ] x 2 u Is it BIBO stable? Marginally stable? Asymptotically stable? 1

QUESTION 2 : DC MACHINES 2 . 1 Name THREE applications of a DC series motor.
QUESTION 2 : DC MACHINES 2 . 1 Name THREE

( 4 ) Explain the difference between an n - type and p - type extrinsic semiconductor in terms of electrical energy band structures.
( 4 ) Explain the difference between an n - type

Example 1 : The single - line diagram of a power system is shown in the figure below. The reactance of the transmission lines are shown on the diagram. The generators and transformers are rated as follows: Choose a base of \ ( \ mathbf { 5 0 } \ ) MVA and \ ( \ mathbf { 1 3 . 8 } \ mathbf { ~ k V } \ ) in the circuit of generator \ ( \ mathbf { 1
Example 1 : The single - line diagram of a power

What value is required for the break frequency of the filter?
What value is required for the break frequency of

The surface of a p - Si doped at Na = 1 0 1 5 cm 3 contains trapped positive charges with the surface concentration of 1 0 1 1 cm 2 . Si relative dielectric constant is = 1 1 . 7 . The semiconductor is grounded.

Determine the transfer function of this system by reducing its shown block diagram. Select one:
Determine the transfer function of this system by

Consider a system that multiplies a given input by a ramp function, r ( t ) = t u ( t ) . That is , the output of the system y ( t ) = x ( t ) r ( t ) . a . Is the system linear? Justify your answer. b . Is the system memoryless? Justify your answer. c . Is the system causal? Justify your answer. d . Is the system time - invariant? Justify your
Consider a system that multiplies a given input

For the circuit above, R = 1 0 0 \ Omega , L = 5 mH , C = 1 \ mu F . Assume that there is a voltage source V _ ( s ) = sin ( 2 \ pi ft ) across the blue terminals. aR , L , C . bR ( using the voltage divider equation ) . Keep it in the Laplace domain. Keep this in symbolics. df ( 1 0 Hz , 1 0 0 Hz , 1 kHz , 1 0 kHz , 1 0 0 kHz ) , calculate the
For the circuit above, R = 1 0 0 \ Omega , L = 5

Question 3 : Determine wa . ( A ) 1 0 7 . 6 1 V ( 8 ) 2 0 FV ( C ) E 6 . 5 ( D ) rog - 7 8 V ( T ) None of the above Use the circuit below for questions 4 - 7 . Question 4 : Determine the Thevenin voltage with respect to terminals ab . ( D ) 2 0 V ( A ) 4 0 V ( E ) @ V ( B ) 3 2 V ( I ) None of the above ( C ) 2 4 V Question S: Determine the
Question 3 : Determine wa . ( A ) 1 0 7 . 6 1 V (

6 x - 5 7 0 = x QUESTION 3 Apply superposition theorem to solve for current I x in Figure Q 3 . Verify the result with source transformations theorem. QUESTION 4
6 x - 5 7 0 = x QUESTION 3 Apply superposition

A boost regulator has an input voltage, Vs = 9 V . The average output voltage, Va = 1 5 V and average load current, Ia = 0 . 8 A . The switching frequency is 2 0 kHz . If L = 3 2 0 H and C = 4 0 0 F , determine ( a ) the duty cycle k ( b ) the ripple current of inductor, I , ( c ) the ripple voltage of filter capacitor, Vc , and ( d ) the critical

Showing 1400 - 1500 of 1508
  • 15 / 16