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A charge q is located at each corner of an equilateral triangle of side a. Find the magnitude of the force on each charge. Sketch the directions of forces.
If the per-phase line loss in a 60-km-long transmission line is not to exceed 60kW while it is delivering 100A per phase, compute the required conductor diameter, if the resistivity of the conductor
A group of technicians is gathered around a circuit that works with one signal generator but nit with the other. No one can figure out why one generator works but not the other. What might be happen
The enclosure is to be built to have an area A of 2000 ft^2. The cost of the fence is $50 per foot for the curved portion and $40 per foot for the straight sides. Use the fminbnd function to determi
a half wave rectifier circuit with a 1K ohm load operates from a 120V rms 60-Hz household supply through a 10-to-1 step down transformer. It uses a silicon diode that can be modeled to have a 0.7V d
a potential divider has formed from 1000 ohms variable resistance. the intention is to drop 12 volts from an automobile battery to 9 volts. When the radio device was attached the voltage drops 6.1 v
An infinite sheet of uniform (constant) charge density (rho)s0 [C/m^2] is situated coincident with the x-y plane at z = 0. The sheet has a hole of radius a centered at the origin. Find the electric
A line charge of density (rho)l [C/m] is in the form of a semicircle of radius a lying on the x-y plane with its center located at the origin. The semicircle starts at (phi)= pie / 2 and ends at phi
A general relationship for the current density carried by electrons of density n is J = qnv, where q is the electronic charge and v is the electron velocity due to drift and/or diffusion. (a) Find t
The receiver is designed to receive transmitted signals between 5 MHz and 25 MHz. High-side tuning is to be used. Determine the tuning range and tuning ratio of the local oscillator if the IF freque
A certain type of power resistor comes in the following rating:3w,5w,8w,12w,20w. your particular application requires a resistor that can handle approximately 8w.
A pn junction for which the breakdown voltage is 10 V has a maximum safe power dissipation of 0.5 W. a) What continuous current in the breakdown region will raise the dissipation to half the rated val
A Two resistor voltage divider consists of a 10k ohm and a 15k ohm resistor, with the 10k ohm resistor connected to the voltage source and the 15k ohm resistor connected to ground. if the output vol
Experience has shown that about 6 out of 100 cultures are randomly spoiled by the bacteria. If the research requires 3 simultaneously derived unspoiled data points for success, find the probability
A uniform (constant) volume charge density RHOvo [C/m^3] exists inside of a cylinder of radius a and height h. The cylinder is centered at the origin, with the cylinder axis running along the z axis
a.Sketch the circuit diagram, the impedance diagram and the phasor diagram; take the supply voltage V as the reference phasor. b. Calculate the magnitude of the voltage V2 across the second impedance.
An input signal of 10V at 0o and a frequency of 1592 Hz is applied to a series RLC circuit with resistor R = 100 ohm, inductor L = 20 mH, and capacitor C = 250 nF. What is The value of the total cir
A silicon sample is 85x10^-6 m in length and has a cross-section of 20x10^-6 m x 6x10^-6 m. It has been uniformly doped with Arsenic with a doping density of 4.5x10^15 cm^-3. Assume the temperature
1. Write this as a Boolean expression in canonical minterm form 2. Rewrite the expression in canonical maxterm form 3. Write the complement of f in 'little m' notation and as a canonical minterm expre
The sampling frequency in a DSP system is fs = 8khz kHz. A hold circuit is used after the DAC device. What is the percentage of distortion level at the frequency f= 3.4 kHz
The frequency of a clocking signal is 10MHZ and it is used to sample serial data stream. If the data must be stable for 15ns before the leading clock edge and for 10ns after the leading clock edge,
Find the electron and hole concentrations, mobilities, and resistivities of silicon samples at 300K with an impurity concentration of (a) 5X10^15 boron atoms and (b) 2X10^16 boron atoms and a.5X10^1
The objective of this problem is to design a truth table which will lead to a combinational logic circuit which will aid in the determination of the acceptability of emergency blood transfusions. It
Many hallway and some room lights are wired so that they may be controlled from either end of the hall or room. This is called a two-way or three-way switch (references vary). Explain why this is eq
A small object with charge Q1=6nC is located at the origin. A second small object with charge Q2=-5nC is located at <0.05, 0.08, 0> m. What is the net electric field at location A <-0.04, 0