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A balanced, three-phase circuit is characterized as follows:Y- Delta connected; Source voltage in the b-phase is 20 angle (-90) V (rms); Source phase sequence is acb; Line impedance is (1+j3) Ohms/phase; Load impedance is (117- j99) Ohms/phase.
Draw the single-phase equivalent for the a-phase and use it to calculate the a-phase line current and the a-phase line voltage for the three-phase load.
The output is to be 1 if the input is a valid BCD code. If any other input combination occurs, the output should be 0. Implement the circuit using: a. Any gates available in the lab.
The flat circular disk rotates about a vertical axis through O with a slowly increasing angular velocity ?. Prior to rotation, each of the 0.44-kg sliding blocks has the position x = 22 mm with no force in its attached spring.
an amplifier with a 1 MHz bandwidth and a 20 micro-V input signal. The input noise = 1 micro-V, output signal = 6.0 mV, and output noise = 1 mV. Find (a) SNR at the input Pin = Pn(in)= K(T)BW= 1.38*10-23(290)1MHz= 4*10-15W
Design a DC power supply that provides -95v +/- 5v to a 2 amp load (energy absorber). The input source is a 100 volt peak sinusoid, 60 Hz. You may use any circuit element we've studied. State the values of all circuit elements
Given transfer function of dynamic system: T(s)= (2s^2 + 2s + 3) / (s^3 + 4s^2 + 6s + 10). write down state equation and output equation in Controllable Canonical Form and in Observable Canonical Form.
Draw the equivalent circuit referred to the high-voltage side.
The pumps exhibit a surging effect with a period of 2.2 sec. What is the minimum sampling rate to ensure quality data. How much time can be spent processing each station's data. Data acquisition hardware and software take 200µ sec for a channel.
Given a coaxial cable with solid inner conductor of radius a, an outer conductor that goes from radius b to c (so c>b>a), a charge +Q that is assumed evenly distributed throughout a meter length of the inner conductor
What is the reliability, the equivalent MTBF value, and the equivalent failure rate for a system that has a primary microprocessor circuit board and a secondary microprocessor circuit board that is hooked up in standby redundancy
(a) Impulse Response of a DT LTI system is given by h[n]=(.2^n)u[n] Determine the step response of y[n] of the system for all n. (b) Given h[n]=(a^n)u[n] and x[n]=(.2^n-5)u[n-5] Evaluate y[n]=h[n]*x[n] for
1) What is the difference between Vin and Vo in a voltage clipping circuit with a zener diode 2) Does Vzo of a zener depend on the temperature of the surrpunding 3) Why is it necessary to put a resistor in a voltage regulator cirucit with a zener di..
What is the path attenuation between transmitter and receiver at a frequency of 1.2 GHz and a distance of 11,000. Given: f = 1.2GHz d = 11,000 mi. Calculate the path attenuation; dB = 37dB + 20 log f + 20 log d = 37 + 20 log 1.2^9 + 20 log 11,000
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