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for the oscilloscope pattern of given figurea determine the peak amplitudeb find the periodc calculate the frequency
convert the following degrees to radiansa 45degb 60degc 120degd 270dege 178degf
find the angular velocity of a waveform with a period ofa 2 s
find the angular velocity of a waveform with a frequency ofa 50 hzb 600 hzc 2 khzd 0004
find the frequency and period of sine waves having an angular velocity ofa 754 radsb 84 radsc 6000 radsd 116
use a matlab program like computer example 22 to investigate the frequency response of the sallen key circuit for
given f 60 hz determine how long it will take the sinusoidal waveform to pass through an angle of
the positive portion of the envelope of the output of an am modulator is shown in figure 370 the message signal is a
if a sinusoidal waveform passes through an angle of 30deg in 5 ms determine the angular velocity of the
if v 40 v at alpha 30deg and t 1 ms determine the mathematical expression for the sinusoidal
an fm modulator has outputa sketch the phase deviation in radiansb sketch the frequency deviation in hertzc determine
a mixer is used in a short-wave super heterodyne receiver the receiver is designed to receive transmitted signals
redraw figure 37 to illustrate the generation of upper-sideband ssb give the equation defining the upper side band
for the network of given figurea find the mathematical expressions for the voltage vlnbspand the current
assume that the voltage across each capacitor and the current through each inductor have reached their final valuesfind
an am modulator is operating with an index of 07 the modulating signal isa sketch the spectrum of the modulator output
consider the system shown in figure 372 assume that the average value of m t is zero and that the maximuma write the
find the voltage v1nbspand the current through each inductor in the circuit of given
a sinusoidal message signal has a frequency of 150 hz this signal is the input to an fm modulator with an index of 10
find the energy stored in each inductor of given problemproblemassume that the voltage across each capacitor and the
find the energy stored in the capacitor and inductor of given problemproblemassume that the voltage across each
find the energy stored in each inductor of given problemproblemfind the voltage v1nbspand the current through each
an fm modulator is followed by an ideal band pass filter having a center frequency of 500 hz and a bandwidth of 70 hz
a narrowband fm signal has a carrier frequency of 110 khz and a deviation ratio of 005 the modulation bandwidth is 10