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What is the largest thickness d of a planar symmetric dielectric waveguide with refractive indexes n_1=1.50 n_2=1.46 for which there is only on TE mode at lambda_0=1.3 micrometers? What is the number of modes if a waveguide with this thickness is used at lambda_0=0.85 micrometers instead?
The power amplifier for a car stereo amplifier has a rated output power of 750 watts when operating at room temperature. Assuming a Class B amplifier with the maximum theoretical efficiency is used,
a. A point is equally likely to fall anywhere on the semi-circle defined by the equations, x^2+y^2=1, y>=0. Find the pdf of the y-component of the point's position. b. A point is equally likely to be found anywhere on the surface
The peak voltage is 6V and you need to maintain a resolution of 0.034V. Find the number of bits per sample and then calculate the total number of kbps needed in the ADC. Remember that you cannot have a fraction of a bit in a sample.
an fm transmitter delivers to a 50 ohm antenna a signal voltage of V(t)= 75sin(10^8 t+2 sin 10^3t) determine(a) carrier frequency (b) Intelligence frequency (c) modulation index (d) Total Power in FM signal
A process has dynamics G(s)=1/(4s^s+s+1). Apply a unity negative feedvack controller of the form G.c(s)=1/(s+b). (a) Report the transfer function T(s) of the closed-loop system. (b) Report T(s) to 2nd order and report the reduced transfer function T..
Determine the magnitude of the current when the machine develops its maximum gross power with the excitation held constant.
a) Design a band-pass filter consisting of an RC high-pass filter with a cutoff frequency of 300 Hz and an RC low-pass filter with a cutoff frequency of 3400 Hz. Carefully select R and C of each filter so that one filter does not load the other
Suppose you want to build a simple RS flip-flop that is set and reset by negativegoing pulses. All you have are two 2-input AND's and two 2-input NOR's. Show how you would build this odd circuit from the available material.
Within a region with volume 2.1 m^3, J=xhat*3.2*x A/m^2. What is the rate of change of total charge within the volume (in C/s)
if Eb the energy per bit of a binary digital signal, is 10^-5 watt-sec and the one sided power spectral density of the white noise ,N0= 10^-6w/hz then what is the o/p SNR of matched filter.
Write complete ionic and net ionic equations for each of the following molecular equations. a. 2HNO3(aq) + Mg(OH)2(s) ----- > 2H2O(l) + Mg(NO3)2(aq) Nitric acid, HNO3, is a strong electrolyte.
Two dc motors are compared. the first one is a 4hp dc motor which draws a current or 0.7A when the field is connected to a 150V source. the second, a 600 hp motor draws a field current of 5A when the field is connected to a 300V dc source.
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