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(x-2)2 +(y+2)2 =4
a) Identify the geometric shape that is formed by plotting the above equation.b) Draw the geometric shape defined by the above equation.c) What is the centerand radius of the shape defined by the above equation?
Show that the power in a three-phase, three-wire system with balanced loads is constant at every instant. Deduce an expression for the power in terms of the line voltage, line current, and the power-factor.
(a) Calculate the radius of the orbit that would be perfectly circular under the Coulomb force. (b) Treat the electron as a current loop. Calculate the resulting torque when the electron-alpha system is placed in a magnetic field of 0.500 T direct..
A) the required step-up voltage ratio for satisfactory performance. B) the voltage ratio of a standard buck-boost transformer that most closely meets the requirements of the load. C) the voltage at the load with the buck-boost transformer installed.
In a Built in Self Test, for a combinational logic system, what are the advantages of using a counter instead of an ALFSR to generate testing vectors for 2 cases.
The paper includes Lithium ion battery technology with its advantages and disadvantages. The paper discusses about the Lithium air battery in which detailed reactions of Lithium with air including nonaqueous as well as aqueous are given.
Consider a circuit consisting of a sinusoidal source vs(t) = cos(t)u(t) volts connected in series to a resistor R and an inductor L and assume that they have been connected for a very long time. (a) Let R=0 and L=1 H. Compute the instantaneous and ..
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.
If 20 MHz of total spectrum is allocated for a duplex wireless cellular system and each simplex channel has 25 KHz RF bandwidth, find: (a) the number of duplex channels (b) the total number of channels per cell site, if N = 4 cell reuse is used.
Design an 8085 microprocessor system that has a total of 4Kx8 EPROM space using a single 4Kx8 chip and a total of 4Kx8 RAM using two 2Kx8 chips. The EPROM should be mapped starting at address 0000 hex
An aluminum casting that has a mass of 10 kg sits on a steel surface. How much force will be necessary to get it to start sliding. The static coefficient of friction (mu) for aluminum on steel is 0.61.
Plot the reflection coefficient for 4 pairs of quarter-wave coated substrate for acrylic/diamond coating-pairs on fused silica substrate. Your plot should be as a function of wavelength range from 400 nm to 1 micrometer.
n a symmetrical T attenuator pad, each series arm has a resistance of 35-ohm and the shunt arm has a resistance of 110. Determine a. the characteristic impedance b. the insertion loss when feeding a matched load c. the A B C D constants of t..
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