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Electrical-Engineering Questions
As an energy engineer at your company, you find 16 large exhaust fans always running to...
True of False The directional pattern of an antenna is the same when the antenna is...
A 10V DC source is connected in series with a switch, a 50ohm resistor, and a...
For an FM signal having possible frequency of 2.5MHz total frequency swing is given by 1200...
Given a waveguide with non-perfectly conducting parallel metal plates spaced 3 cm apart and filled with...
When working on a live secondary bus, where on the bus would an accidental short circuit...
3.8 Consider a 1024B memory bank composed of two 512B memory modules: one for the low...
For a circuit RLC, how is the response of the circuit different when we supply a...
A solar photovoltaic with energy storage (battery) is used to power up several electrical appliances in...
What is an RFP & What is an RFQ? Is the final outcome of both documents...
Design the following synchronous counters (one at a time) using the 7493 IC. Show all your...
Energy Systems 2. You have a square field of 10 acres. If you install 1x1 meter...
Write an assembly language program that reverses all the bits of a 32-bit number. (Without using...
Solve (576.138-286.275)10 using 8 digit, nine's complement arithmetic.
A 20 kVA single phase transformer 4800/480V has primary resistance and reactance of 5Ω and 15Ω...
Your raw sensor signal is 6.5 mV, and you are using an instrumentation amplifier to process...
Q1 a) The output of the DSP is digital in nature and the D/A converter changes...
A thick slab with charge density ρ=+2.5mc/m3 and height 2*0.3mm=0.6mm is parallel to a thin insulating...
What are the basic consequences of the presence of nonlinearity in control systems ?
A filter has H(s) = s/s^2+10s+100 Sketch the filter's Bode magnitude and phase plots.
G(s)=(s-3)/ s(s+2) System has positive pole and positive zero. im trying to nyquist plot by hand,...
Using the simple lumen method, calculate how many 2'x4' 3-lamp T-8 fluorescent luminaires will be required...
I need to design an asynchronous mod-25 counter using either JK flip flops. Therefore it must...
(d) Why are sockets wired in a ring circuit whilst lighting circuits are radial? (e) Explain...
Fiji is a small country in the South Pacific, whose main export crop is sugar. Fiji...
Draw the logic circuit using NMOS and PMOS for the boolean expression Y = A’B’C...
Find the complex power for the following: Vrms= 160 ∠ 30∘ V, Z= 40+ j60 ΩVrms= ...
A system has the transfer function H (s)=3(s^2 +7 s)/(s^2 +8s+4). Draw a Bode plot of...
1. The electrostatic repulsion between two electrons is (A) much greater than the gravitational attraction between...
Consider an e-bike is designed according to EN 15194 standard (pedal assisted and all electric driving...
Derive the transfer function of the series resonance) circuit and use matlab to generate the magnitude...
QUESTION 1 What material can we use to mask an implantation (control where implantation will occur)...
5. Frequency divider: (a) Design a frequency divider to provide the output signal with frequency as...
Using phasors, the value of 32 sin 50t + 30 cos(50t - 45°) is _____cos(50t+(_____°)). Please...
A 28-turn wire coil measures 6.10 cm and conducts a current of 4.16 A. Determine the...
1313) Given the DEQ y'=5x-y^2*6/10. y(0)=8/2. Determine y(2) by Euler integration with a step size (delta_x)...
In a differential amplifier, the noninverting input is 3 cos (600t + 45◦) mV and the...
Compare the propagation characteristics of plane waves with those of TEM mode in a two conductor...
6. Consider a causal linear system whose (zero-state) response to an input signal, f(t) = e...
7) (a) Draw a circuit of a high pass RL filter b) Derive the expression for...
Using the IEEE single-precision floating point representation, find the decimal number represented by the following 32-bit...
List and define the three most important ratings for switchgear. (3 + 3 marks).
digital o-scopes have a time lag in display updates due to the effect of _______.
4. A laser diode emits at 830nm when operating at an injection current of 100mA. (i)...
what is the forumula to find the number of tries to complete a task? For example,...
Write VHDL Code to implement Fibonacci series with testbench and tcl file?
Why do we clip signal values before writing them to the PyAudio output stream?
The transformer is protected by a differential relay. The relay is connected to three phase transformer,...
Give an example of a control system with a single state variable. Then, add up to...
The total flux per pole of a reconnected motor is 900,000 lines of force. If the...
An audio frequency signal 10 sin(2π×500t) is used to amplitude modulate a carrier of 50 sin(2π×105...
Determine the Magnetic field intensity at a point P due to a current carrying ...
Electro Magnetic waves : Derive the input impedance of the transmission line of Z0, length ‘L’...
Filter the image A (below) with a 2D filter B (below). Compute the output image. Assume...
The test results of a three-phase synchronous generator with the rated voltage of 6,600V and the...
Derive the relationship for the output voltage chnage assuming an ideal capacitance across the load.
how to determine the start polarities signs in korchoff’s law in the DC network? just i...
What causes of attenuation in transmission line ?
Experiment 4 1. Design Increasing Voltage Chopper Circuit with DC Motor using any software (example: MATLAB)....
Explain shock through indirect contact and the various protection methods again it
On November 30th, the gas turbine was running. What is the total energy generated by Trigen...
Please write your own words a rough draft of your Research Proposal and I need research...
Download the Matlab data set data.mat. It contains a DTMF signal with six numbers dialed in...
Describe the stabilization of the microwave negative resistance oscillator with respect to the temperature.
MULTISTAGE AMPLIFIERS discuss and analyze capacitively-couple multistage amplifiers in terms of loading effect and the voltage...
Draw a block diagram for a Home Security System • Controller • Gas Sensor – gas...
18 ) A BJT Schmitt trigger has the following characteristics V+T =5v, VT = 4v. high...
Write the assembly language equivalent of the following MARIE machine language instructions: 0111 0000 0000 0000...
Calculate the magnetic induction at the center of a circular coil having 100 turns of radius...
Design a double-stub tuner using short-circuited stubs with a 3λ/8 spacing to match a load admittance...
Write a Report on the following – 1) Describe waveform characteristics for sinusoidal waveforms 2) What...
write vhdl program for y= 5 + 3p + 2 Q/R i dont know exactly but...
When the leads of an impact wrench are connected to a 12.0 V auto battery, a...
describe the three versions of Little's Law in words ..
An ohmmeter is used to detect open-circuit and short-circuit situations. True False
A filament of 200 watts is hung at a height of 5 m above the working...
A signal x(t)=2 sin(62.8 t)*u(t) is sampled at a rate of 5 Hz, and then filtered...
entity one is end; architecture a of one is type arr is array(0 to 7) of...
Four resistors R1=R2 =1Kohm, R3=R4=2Kohm, are connected in series, and their combination is connected in parallel...
Design and simulate a Half and Full wave rectifier for a 12V AC supply with 60...
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