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A half wave dipole antenna is operating in air at a frequency of 100 MHz. At a distance of 1000 km and at an observation point ? = ?/2, electric field strength is measured to be 5 µV/m. Calcul
A calibrated RTD with alpha = 0. 0041 / degree C, R = 306. 5 ohm at 20 degree C, and PD = 30 mW / degree C will be used to measure a critical reaction temperature. Temperature must be measured betwe
Compute the first 10 samples of the step response for the nonrecursive difference equation: y(n) = x(n) -0.5x[n-1]-0.7x[n-2] Indentify which of the following filters are recursive and which are nonrec
Using MultiSim (I am somewhat familiar with this program), connect the circuit drawn in Step 1 using AND gates, NOR gates, and inverters. Connect a logic switch to each input and an LED monitor to t
Design a circuit that might be used as a trigger for a night-light. You are given a photoresistor whose resistance changes from 5k when inside a lighted room to 30k in a dark room. Design a voltage
1.For an impedance equation, such as 15ohms + j60ohms, explain the steps to determine equivalent series and parallel circuits. 2.For a given parallel RC or RL circuit, explain how admittance, current
A three-phase, 400 V system has the following load connected in delta: between the red and yellow lines, a non-reactive resistor of 100; between the yellow and blue lines, a coil having a reactance
Analog to Digital Converters The input signals of an (10bits) ADC are from -1Volt to +1Volt. a) What is the rage of the converters b) What is the resolution c) What is the precision What is the value
A permanent magnet dc motor is delivering zero torque when it runs at 1800 rev/min and has 50 V dc applied to its terminals. The armature resistance is 2.0 ohm. What current will the motor need in o
A ‘c-core' inductor has a total air-gap length of 3 mm and a cross-sectional area of 100 cm2. Two coils are wound on the core - one of 500-turns and another of 250-turns. Assuming the iron rel
A 100 mile , 300kV, 60Hz transmission line has a reactance of 0.8 ohm per mile and a distributed capacitance of 200,000 ohms per mile. Draw a equivalent circuit phase at the sender end when the rece
how does the D'Arsonval movement work with voltmeter and ammeter i know how to design the cicuits but a little more of how the movement actually work in both cases. like for the ammeter the reason t
assume QPSK is the modulation method used in a digital communication system.The communication system requires minimum bit error.what is the acceptable bit error assuming additive white gaussian nois
A control system is needed to control a small shopping center parking lot lighting system and the exterior lighting for the building. The design specifications require that the parking lot lighting
Create a Ladder program for this washing machine would have a fill cycle to one level, a 10 second wash cycle, a 10 second rinse cycle and then drain. Include a start button, low level switch, high
(a) If a motor at the end of a transmission line has a reactance of 8 ohms per phase, what is the maximum power which the machine can develop, given that the sender voltage is 4kV and the induced vo
(a) If the excitation volatge Eo is equal to the terminal voltage ( 4kv ), what is the maximum real power which the motor can deliver without losing synchronism (b) What is the rotor pole shift in e
The transfer function of a circuit is given by H(s)=2 s+4/4s^2+2s+2 a. Express the transfer function in a form in which the coefficients of the highest power of s are unity in both numerator and den
A design for high pass filter with butterworth characteristic is needed. Filter specification rewquire a cut-off frequency of 9 kHz for a sampling rate of 44 kHz, and a stop band attenuation of 40dB
he sensor to be used has a transfer function of ? Q volts, where Q is in gal/min, and an output impedance of 2.0 k?. Tests show that the output of the sensor has 60 Hz noise of 0.8 V rms. Design a s
Make a table showing Temperature as a function of pressure for Psat from 20 to 600 psia every 20 psi, and another table showing pressure as a function of temperature from 150 degrees to 350 degrees
The counter will use the falling edge of the clock (denoted by Clk) and have a separte reset pin (R) which will reset the counnter to 0000 when it is low (e.g. R=0). Please use D type flip-flops. wr
At the end, the wave totally reflects with a pi phase shift, and the reflected wave now interferes with the incident wave to yield a standing wave pattern over the line length.a) Determine the stand
1. A transfer function of a low pass filter may be divided into which three response ranges Actual response, ideal response, and straight-line response Gain, ripple, and roll-off Pass band, roll-off
a positive-sequence shunt admittance y= j4.4* 10-6 S/km. for this line if it has 70% shunt reactive (inductors) compensation and 40% series capacitive compensation. Half of this compensation is inst