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An acb sequence balance three -phase Y-connected sourcefeeds a delta-connected load through a distribution line having animpedance of 1+j3 Ω. the load impedance of 117-j99 Ω. Thesource voltage in b -phase is 20<-90 .Draw the single phase equivalent circuit for the a- phase anduse it to find the line current.
A series circuit consisting of a 0.398-henry inductor and a 212-µF capacitor is connected to a 125-volt variable frequency source. At what frequency will the circuit take a lagging current of 2.5 A a leading current of 2.5 A
A 60-Hz, single-phase transmission line has a length of 80 miles. Its shunt conductance (G) is 3.4×10?11 S/mile, resistance (R) is 0.1 ?/mile, capacitance (C) is 16 pF/mile, and inductance (L) is 0.56 mH/mile 220 kV, 220 MVA with power factor
Dispense requested amount using least number of bills, Write a C program for an automatic teller machine that dispenses money. The user should enter the amount desired (a multiple of 10 dollars)
a) Given that the refractive index of water is about 1.33, what is the polarization angle for light traveling in air and reflected from the surface of water b) Consider a diver in sea pointing a flashlight towards the surface of the water.
Mass is added to the piston at a rate such that the gas is compressed according to the relationship PV1.2 = constant to a final volume of 1.8 ft3. Find the final pressure (psia), the work done in the process (lbf-ft), and the final temperature of ..
A boost converter has 5 V input and 12 V output at 60 W. The diode is ideal. The transistor requires 1 us to turn on and off. The switching frequency is 100 kHz. The storage components are large.
The complex power of an electrical load is S = 1 + j VA. If the voltage across the loadis 10V RMS with a radian frequency f=1 rad/s, find the value of a single component to connect in parallel with the load so that the new load has a unity power f..
1- What is the magnitude of the impedance of a capacitor of 29 F at an angular frequency of 644 rad/s (1 decimals in ) 2- What is the phase angle of the impedance of a capacitor of 40 F
In a balanced three-phase system the Y-connected impedances are 3∠60°Ω. If V_bc=480∠-75° V, find current of phase "b" in polar form.
If the energy gap separating the valence and conduction bands in diamond is 5.4 eV, what is the maximum wavelength (in metres) of radiation that can be absorbed by this material
What property of the space charge region contributes to the collection of charge carriers and which is not present in the neutral regions where movement and collection are by diffusion. Which resistance term does this affect, series resistance, RS,..
An enhancement-type PMOS transistor has K'p W/L=100μA/V2 and Vt=-2V. If the gate is grounded and the source is connected to +5V, what is the highest that can be applied to the drain while the device operates in saturation
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