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a spherical cavity of radius alpha is made within a uniformly charged sphere of radius b the center of the cavity being
taking into account that air becomes conducting when an electric field in it reaches about 3 bull 106 voltm determine
a spherical conductor of radius a carrying a charge s is surrounded by a thin concentric spherical conductor of radius
suppose that we are located at the center field-free region of a very large uniform spherical cloud of positive charge
an electrostatic system is studied by means of a small-scale model whose total charge and linear dimensions are
show by means of dimensional analysis or otherwise that if an electrostatic system consisting of a charge distribution
the electrodes of a certain discharge tube have the form of a thin parallel-plate capacitor of plate separation d the
show that the potential measured at a point of the model de-scribed in problem 423 is ma-1 times the potential at the
consider a fir filter with coefficient vectora determine the reflection coefficients for the corresponding fir lattice
design a bandpass filter using a fixed window design technique that has the minimum length and that satisfies the
consider the filter specifications given in figure p71 use the fir2 function and a hamming window to design a
design a bandpass filter using the frequency sampling method choose the order of the filter appropriately so that there
consider an ideal lowpass filter with the cutoff frequency omegae 03pi we want to approximate this filter using a
design a minimum-order linear-phase fir filter using the parks-mcclellan algorithm to satisfy the requirements given in
we want to design a digital resonator with the following requirements a 3 db bandwidth of 005 rad a resonant frequency
design a lowpass analog chebyshev-i filter with an acceptable ripple of 1 db for le 10and an attenuation of 50 db or
design a lowpass analog chebyshev-i filter with the following characteristicsbull a passband ripple of 05 dbbull
a signal xat contains two frequencies 10 khz and 15 khz we want to suppress the 15 khz component to 50 db attenuation
design an analog chebyshev-ii lowpass filter that has a 025 db or better ripple at 250 hz and at least 40 db of
design an analog elliptic lowpass filter that has a 025 db or better ripple at 500 radsec and at least 50 db of
a speech signal with bandwidth of 4 khz is sampled at 8 khz the signal is corrupted by sinusoids with frequencies 1 kh
design an analog butterworth lowpass filter that has a 025 db or better ripple at 500 radsec and at least 50 db of
design an analog butterworth lowpass filter that has a 05 db or better ripple at 10 khzand at least 45 db of
questionin this weeks course material we discussed design and evaluation of designs the concept of evalating the