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Given 10V ac source, LCR series circuit, Imax at resonance=2 A; f= 200Hz Imax = 1.2A;f=350Hz Imax = 1.5A
Given these parameters what is the resonant frequency and how did you get this value?
What is L and C in the series circuit?
Given these values what is the phase angle at f=250Hz?
Target corporation(TGT) WACC (weighted average cost of capital) computation for 2010 to 2014
The expression for the steady-state voltage and current at the terminals of a given circuit are, V(t)=170cos(120pt + 50°)volts i(t)=40sin(120pt+68°)amps 1-What is the phase difference between the voltage and current
A consumer protection agency conducts opinion polls to determine the quality (excellent, good, fair, bad) of products imported. if the agency conducted a poll in wich 1000 randomly selected individuals were contacted..
drivers are concerned with the mileage obtained by their cars. one driver has kept track of several tankful of
Determine if the following CT signal is periodic. calculate the fundamental period T0 for the CT signal: x(t) = 2cos(4*pi*t/5)*sin^2(16t/3)
The silicon substrate is N-type (doping level ND = 7x10^16cm-3), and the gate is heavily doped N+-type polysilicon. Assuming zero oxide charge density, determine the density of mobile charge at the semiconductor surface, if the voltage applied bet..
A collector modulated transmitter has a supply voltage of 48 V and an average collector current of 600 mA. What is the input power to the transmitter. How much modulating signal power is needed to produce 100 percent modulation.
A cylindrical storage tank with cross sectional area A.contains a liquid at a depth "y", defined such that y=0 when thetank is half full. Liquid is withdrawn from the tank at a volumeflow rate of (Alpha*(1+y)^3/2)/A)
A 3-phase , 4 wires balanced supply with BCA phase sequence is supplying the following loads connected in each phase: Phase A:20kVA at 0.8 power factor laging. Phase B:10kVA at 0.8 power factor leading.
A 1000KVA transformer is at full load with a 0.5 lagging powerfactor. If the line voltage is 500 volts at 60Hz. Find the New Volt-Ampere quanties needed to improve the power factor to 0.95 by adding capacitors in parrallel with the transformer.
The input impedance of a JFET used in COMMON SOURCE configuration, is defined by two considerations: The JFET itself has a VERY HIGH INPUT IMPEDANCE, because the input is the GATE to SOURCE junction that is REVERSE biased
Delta load Assume that the load is delta connected. Each phase has a series RL load with R = 5 ohms and L = 20 mH. Plot the phase to phase voltage (Vab) versus time for one cycle. Hint: Vab = Va - Vb
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