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What is the data rate of a digital electrical communication system that uses 16 voltage levels to carry multiple bits with one voltage level, where each voltage level is kept at that level for a dur
3-singlephase 2 winding transformers, each rated 500 MVA, 13.8/199.2 kV, with leakage reactance Xeq = 0.10 per unit, are connected to form a three-phase bank. Winding resistances and exciting curren
A shunt regulator utilizing a zener diode is biased on through a 100-ohm resistor. Determine the change in the regulated output voltage for the two situations below: a) VI changes +2.0 V, ILoad cons
Message signal m(t) = 0.6sin(27r3000t + pi/9) For a carrier signal with amplitude Ac = 4,fc = 40MHz, answer the following. What are the expressions for the transmitted signals in part a Find the
What is the bandwidth required so that the modulated signal contains atheist 90% of the power of the unmodulated carrier. A carrier signal c(t) = 10 cos(2pifct) is modulated using a message signal m(t
A) Draw the correct circuit to serve a 2.4kv single-phase load from a 7.2kV source. If the load is 50kva at pf=.8 lagging, compute the secondary and primary phasor currents. is this a step-up or ste
The battery is made by connecting 5 unit cells in series and then by connecting 7 of these series cells in parallel. Each unit cell has the voltage of 1.25 V and the internal resistance if 3.4 Ohm.
Obtain the power factor of a two-branch parallel circuit whre th efirst branch has Z1 = 2 + j4 ohms and the second Z2 = 6 + j0 ohms. To what value must the 6-ohm resistor be changed to result in the
1- Use the half-reaction method to balance the equation Ca(s) +Cl2(g) --> CaCl2(s). 2-A sample of sodium chloride, NaCl, weighing 0.0678 g is placed in a 25.0-mL volumetric flask. Enough water i
he power dissipated in the resistor R0 is 24 W when connected to a 10V source. Find the total dissipated power if 3 resistors identical to R0 are connected in series to a 10V source.
How do you draw a schematic of a circuir that implements any of the following: a circular left or a right shift of 0-3, or a logical left or right shift of 0-3
Developing secret codes has interested people for centuries. A simple coding scheme can be developed by replacing each character in a text file by another character that is a fixed number of positio
The frequency response of the circuit is then expressed as a voltage divider involving Zeq and R: 1) Rewrite the equation above in the form: 2)Derive expressions for K, w_n (the corner frequency of an
Writea program to simulate a lottery drawing that uses balls numbered from 1 through 10. Assume that three balls are drawn at random (Userandom numbers or allow user to input the
How hot would a conventional pipe have to get to burst and why. Does it vary according to what material the pipe is made of. Which are the strongest. What are weak ones
A certain two-terminal circuit has an open-circuit voltage of 12V. When R=225 ohms is attached, the voltage across the load is 8V. Determine the Thevenin resistance for the circuit
A somewhat discharged automotive battery has an open-curcuit voltage of 12.5 V and supplies 50 A when a 0.1 ohm resistance is connected across the battery terminals. find the thevenin equivalent vol
Suppose that the voltage v(t) is then inputted to a differentiator circuit. Find the matrix representation of the differentiation operation with respect to the basis B. Verify your derivative using
Your battery uses 4 Amperes to transfer 3 joules of charge through an element in a minute. What is the voltage across the battery AND what is the charge in Coulombs
Design an open-circuited, shunt stub matching network to match a 125 + j20 ohm load to a 700 MHz, 50 ohm generator. Show the lengths of your transmission lines in fractions of a wavelength. Show ste
The current through a branch in a linear network is 2 A when the input source is 10 V. If the voltage is reduced to 1 V and the polarity is reversed, the current through the branch is a. - 2 A b. -
You work for a computer graphics company and you are the chief developer of visual effects and computer animated applications.You have beentasked with the writing of a computerprogram that manipulat
Three single phase transformers are used to form a three-phase transformer bank rated 13.8kV (delta)/120kV (wye). One side of the transformer bank is connected to a 120kV transmission line
An amplifier has a power gain of 3dB and an input signal power P(In) = 100mW. What is the output power level A tank circuit coil is operating at a resonance frequency f(res) = 20 MHZ; The circuit mus
Calculate: a) the total charge in the device at t = 3 s, assume q(0) = 0 (round to three decimal places) b) the power consumed by the device at t = 1 s (round to three decimal places)