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Repeat Prob. 3.100 for a full-wave rectifier circuit.
Problem 3.100
A 2800-V, 2-A, dc power supply is to be designed with a ripple voltage ≤ 0.5 percent. Assume that a half-wave rectifier circuit (60 Hz) with a capacitor filter is used.
(a) What is the size of the filter capacitor C?
(b) What is the minimum PIV rating for the diode?
(c) What is the rms value of the transformer voltage needed for the rectifier?
(d) What is the peak value of the repetitive current in the diode?
(e) What is the surge current at t = 0+?
A signal x(t) can be represented as x(t)=xe(t)+xo(t) where xe(t)=(1/2){x(t)+x(-t)} is the even part, and xo(t)=(1/2){x(t)-x(-t)} is the odd part of the signal. Let x(t) be an energy signal with an energy of 20 Joules. Suppose the even part of x(t) is..
The rotor of a 3phase, 5kw, 400v, 50Hz, slip ring indution motor is wound for 6 poles while its stator is wound for 4 poles. The approx average no load steady state speed when this motor is connected to 400v, 50Hz what is the supply
Write the mesh equations for the networks of given figure. - Determine the current through the resistor R.
For much of the last century, the annual growth rate of energy utilization in the world was 3.5% per year. At present, the rate of global energy usage is approximately 15 TW. When considering only coal, oil, and gas.
[1] If the speed of a DC machine is doubled and the flux remains constant, the generated e.m.f. (a) remains the same (b) is doubled
Let Y denote the number of packages purchased by the firm that are ranked 3, 4, 5, or 6. Show the probability distribution for Y in tabular form.
(a) Calculate the velocity of the holes and electrons in this material. (b) What doping level is necessary to provide a current density of 2 mA/micrometer^2 under these conditions? Assume the hole current is negligible.
The voltage range of feedback signal from a process is -5 V to +15 V, and a resolution of 0.05 percent of the voltage range is required. How many bits are required for the DAC?
A semiconductor device is characterized by the idealized energy band diagram in the figure below. It is also known that EG = 1.12eV, ni = 1010 cm-3, and kT = 0.0259 eV. Also, μn = 1345 cm2 V-1 - sec-1 and μp =458cm2V-1-sec-1 atbothx=xa andx=xb.
Consider the circuit in Figure. Neglect base currents. - Determine all resistor values such that the following specifications are satisfied:
A uniform surface charge density of 20 [nC/m^2] is present on the spherical surface r=.6 cm in free space. (a) Find the absolute potential Φ at P(r =1cm,θ=25,φ=50). (b) Find Vab, given points a(r=2cm,θ=30,φ=60), and b(r=3cm,θ=45,φ=90)
Voltage across a .1 micro farad capacitor is : v(t)=25v when t is less than or equal to 0; and v(t)=(Bte^-1000t) + (C(e^-1000)v) when t is greater than or equal to 0 Initial current is 100mA A) what is the initial energy in the capacitor
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