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A 10kW 220-V single-phase motor is operating at 0.7 lagging power factor. Find the value of the capacitor that needs to be connected in parallel with the motor , if the power factor is to be improved to 0.95 lagging.
A gallium-arsenide crystal at 200K containing only donor impurities was found to have hole concentration to be one fifth that of the electron concentration. Determine the actual carrier concentrations and the doping concentration of the crystal.
(a) Determine the differential equation that relates the input current x(t) to output current y(t). Recall that V l= L(di/dt) (b) Find the characteristic equation for this circuit and express the root(s) of the characteristic equation of L, L, and R.
Find the electric field intensity E, at (ρ=0,φ=a, z=h) due to a uniformly charged line of line charge density of ρLC/m and radius a lying inthe xy plane at z=0.
derive the circuits for a three bit parity generator and four bit parity checker using an odd parity bit.
the power factor for delta-connected three-phase scheme is 0.6 .Consumed from the network with phase voltage 380 V current is (22+1.7) A.How big will be is impedence and resistance of the one bag
A current filament carrying I in the -az direction lies along the entire positive z. At the origin, it connects to a conducting sheet that forms in xy plane. a) Find k in the conducting sheet.
Write a MATLAB program that will allow a user to type the specific heat of a value in calories per gram degree Celsius. Display the converted value in units of British thermal units per pound-mass degree Fahrenheit in the Command Window
A turnstile antenna consists of two crossed dipole antennas. in this case, located in the x-y plane - the dipoles are also identical and lie on the x and y axes respectively and are both fed at the origin assume the equal currents are supplied
Does the degree of difficulty change when switch from solving a two loop mesh circuit to a three loop mesh circuit Why and why not
Would you be willing to have a Smart Meter connected to your house and collecting your electric usage information and sharing it with your local utility company?
Design the basic interface circuit (using an op amp) for a temperature sensor that covers a range of 0 degrees to 70 degrees C if the output of the sensor is 2 mV/1C and the ADC voltage range is 0 to 4 V.
A number stored in IEEE single precision floating point format has S=0, E=0111 1101, and F=0.1000 0000 0000 0000 0000 000. What is this number in decimal
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