Question 8 3 pts Give a causal linear phase filter that will provide a perfect noteh at 1kHz. The sampling frequency is 4kHz. The gain at DC must be equal to 4. What is H(z)? H(z)= z2+7 H(z)- 1/(22+1) O None of the above H(z)= 2+2z2 H(z) 4(z-4)(z+4)
The frequency response corresponding to the following pole-zero diagram is Rei 1.01 1.01 0.0p0 -L0pt a0e+1- A.0e1 4.0p 40e1 88 pl 1.0 pl 1.8 pl 20 pl 20p1 -2.01 0.0p0 0.00 20p01- 0.0 as pl 1.0 pl 1.8p 2.0 pl b. 6.00
a0eet 00 8.0pg -M0e1- 4.m M.0e1- 0.0 1.0 pl 18 pl 20 pl 8.0 -1.01- 20 .0p01- 0.0 0.6 pl 1.0pl 18 pl 2.0 pl Question 4
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Question 4 3 pts The impue response of the following stable er is H2)-22 1+32-1 26(n-3)+3(-3)Pu(-n-1)...
5 pts D Question 1 A system has the following impulse response: .2 Sample number, n From the choices below, select the frequency response of this system. H (eju)-e(1.5 ) (2 sin( 1.5ώ) +...
5 pts D Question 1 A system has the following impulse response: .2 Sample number, n From the choices below, select the frequency response of this system. H (eju)-e(1.5 ) (2 sin( 1.5ώ) + 4 sin(0.δώ)) H (ee) = e-j(1.5e-5) (cos( 1.5 ) +2 cos(0.54)) @ H (ee)-e-n1.si) (sin( 1.54) t. 2 sin(0.δώ)) (sin(l.50) +4sin(0.0) H (ee)-e-j(1.5i) (2 cos( 1.5ώ) + 4 cos(0.5a)) H (efo)-e-n1.5u) (cos( 1.50) + 2 cos(0.50)) https://rmitinstructure.comcoursesy 5 pts DQuestion 2 A system has the following...
DQuestion 3 1 pts A sample of democratic voters were asked if they voted in the...
DQuestion 3 1 pts A sample of democratic voters were asked if they voted in the primary election for Hillary (H), Sanders (S) or none above (N). Here is the result of this poll: HHSSSNNNHN SHSSNH N H N N SSSNNNH N N N NHSSSN N N N N Based on this sample, what is the relative frequency for number of likely democratic voters who will not participate in the coming election? 0.28 O 0.10 O 0.50 O 0.35 O...
Question 22 1 pts Calculate the magnitude of net force (in unit of N) on the...
Question 22 1 pts Calculate the magnitude of net force (in unit of N) on the 1.0nC charge 1.0 nC 1.0 nC 4.0 nC A + 1.0 cm 1.0 cm O 2.0x10-3 O 4.0x102 3.2x10-4 O 1.8x10-5 O 0
1. An LTI digital system with impulse response h[n] = 2(1/4)"u[n] produces an output y[n] =...
1. An LTI digital system with impulse response h[n] = 2(1/4)"u[n] produces an output y[n] = (-3)"u[n]. Determine the corresponding input x[n] using Z-transform. (30 points)
Q.6 (a) (4 pts) A Butterworth filter has been designed with 22. = 0.578 and N=3....
Q.6 (a) (4 pts) A Butterworth filter has been designed with 22. = 0.578 and N=3. Draw the locations of the poles of its magnitude squared function H(s)H(-s). (b) (2 pts) What is value of H.(192) at cutoff frequency 2. for a butterworth filter. (c) (3 pts) From the magnitude squared function in part (a) above, find an expression for H(s), the transfer function of the required analog filter. (d) (2 pts) Give the number of poles for the Chebyshev...
4. (5 pts) Consider a discrete-time LTI system T that generates an output y[n] according to...
4. (5 pts) Consider a discrete-time LTI system T that generates an output y[n] according to a2 y[n] bx[n] – ay[n – 1] - *[n – 2] where a, b are non-negative real constants. (a) (2 pts) Find the poles of the z-transform of the impulse response h[n] of T. (b) (3 pts) Let H(ejl be the frequency response of T. Find a, b so that the system is causal and stable, |H(1)| = |H(ejº)] = 0.04, and |H(-1)] =...
3) Given a filter with the following structure X(n); Hi(Z) y(n) H2(z) H(z) where Hi(2) 11+1+0.09z...
3) Given a filter with the following structure X(n); Hi(Z) y(n) H2(z) H(z) where Hi(2) 11+1+0.09z and H(z)--4z1+z1+0.09z2] Hi(Z)- 1/[1+z1+ Find the z-transform H(z) and the frequency response H(e2*) . Say if the filter is FIR or IIR, and if it is stable or not » Find the I/O equatio n and draw the block diagram
Question 7 3 pts The solution of the Initial-Value Problem (IVP) zy! - 2y = 4(x...
Question 7 3 pts The solution of the Initial-Value Problem (IVP) zy! - 2y = 4(x - 2) y(1) = 4 y (1) = -1 is 1 23 +22 -3 +3 +2.3 -2.0.4 1 Y L 22 - 2.0 + 4 2 None of them 0 4 2.- - 2 + 1 y = 2 Question 8 3 pts The power series solution of the Initial-Value Problem (IVP) (22 +1)yll + xy + 2xy = 0 y(0) = 2 is...
0.35 Question 4 1 pts Find Quartiles for the following set of data 4, 8, 12,...
0.35 Question 4 1 pts Find Quartiles for the following set of data 4, 8, 12, 18, 20, 22, 26, 30 O Q1 10, Q2 19, Q3 24 O Q1 4, Q2 20, Q3 30 O Q1 12, Q2 20, Q3 26 O Q1 -8, Q2 20, Q3 36 Question 5 1 pts Find the Median for the following set of data: 25, 20, 8, 10, 28, 16, 22, 15 O 22 O 19 O 18 O 25 1 pts...
D Question 19 1 pts In the figure above, A-32, B-26, C-22, D-9E-12 F-15, G-18, H-23....
D Question 19 1 pts In the figure above, A-32, B-26, C-22, D-9E-12 F-15, G-18, H-23. If the government auctions off the quota licenses. What is the maximum amount of revenue it could raise? Question 18 1 pts DEF The figure above shows a market for cases of fertilizer where a tariff has been added to the world price. In the figure above, A=32, B-26, C-16, D-7.9.E=11.3, F-15.5, G-21.7. H=24.2. What is the quantity of a quota that is equivalent...
5 pts D Question 1 A system has the following impulse response: .2 Sample number, n From the choices below, select the frequency response of this system. H (eju)-e(1.5 ) (2 sin( 1.5ώ) + 4 sin(0.δώ)) H (ee) = e-j(1.5e-5) (cos( 1.5 ) +2 cos(0.54)) @ H (ee)-e-n1.si) (sin( 1.54) t. 2 sin(0.δώ)) (sin(l.50) +4sin(0.0) H (ee)-e-j(1.5i) (2 cos( 1.5ώ) + 4 cos(0.5a)) H (efo)-e-n1.5u) (cos( 1.50) + 2 cos(0.50)) https://rmitinstructure.comcoursesy 5 pts DQuestion 2 A system has the following...
DQuestion 3 1 pts A sample of democratic voters were asked if they voted in the primary election for Hillary (H), Sanders (S) or none above (N). Here is the result of this poll: HHSSSNNNHN SHSSNH N H N N SSSNNNH N N N NHSSSN N N N N Based on this sample, what is the relative frequency for number of likely democratic voters who will not participate in the coming election? 0.28 O 0.10 O 0.50 O 0.35 O...
Question 22 1 pts Calculate the magnitude of net force (in unit of N) on the 1.0nC charge 1.0 nC 1.0 nC 4.0 nC A + 1.0 cm 1.0 cm O 2.0x10-3 O 4.0x102 3.2x10-4 O 1.8x10-5 O 0
1. An LTI digital system with impulse response h[n] = 2(1/4)"u[n] produces an output y[n] = (-3)"u[n]. Determine the corresponding input x[n] using Z-transform. (30 points)
Q.6 (a) (4 pts) A Butterworth filter has been designed with 22. = 0.578 and N=3. Draw the locations of the poles of its magnitude squared function H(s)H(-s). (b) (2 pts) What is value of H.(192) at cutoff frequency 2. for a butterworth filter. (c) (3 pts) From the magnitude squared function in part (a) above, find an expression for H(s), the transfer function of the required analog filter. (d) (2 pts) Give the number of poles for the Chebyshev...
4. (5 pts) Consider a discrete-time LTI system T that generates an output y[n] according to a2 y[n] bx[n] – ay[n – 1] - *[n – 2] where a, b are non-negative real constants. (a) (2 pts) Find the poles of the z-transform of the impulse response h[n] of T. (b) (3 pts) Let H(ejl be the frequency response of T. Find a, b so that the system is causal and stable, |H(1)| = |H(ejº)] = 0.04, and |H(-1)] =...
3) Given a filter with the following structure X(n); Hi(Z) y(n) H2(z) H(z) where Hi(2) 11+1+0.09z and H(z)--4z1+z1+0.09z2] Hi(Z)- 1/[1+z1+ Find the z-transform H(z) and the frequency response H(e2*) . Say if the filter is FIR or IIR, and if it is stable or not » Find the I/O equatio n and draw the block diagram
Question 7 3 pts The solution of the Initial-Value Problem (IVP) zy! - 2y = 4(x - 2) y(1) = 4 y (1) = -1 is 1 23 +22 -3 +3 +2.3 -2.0.4 1 Y L 22 - 2.0 + 4 2 None of them 0 4 2.- - 2 + 1 y = 2 Question 8 3 pts The power series solution of the Initial-Value Problem (IVP) (22 +1)yll + xy + 2xy = 0 y(0) = 2 is...
0.35 Question 4 1 pts Find Quartiles for the following set of data 4, 8, 12, 18, 20, 22, 26, 30 O Q1 10, Q2 19, Q3 24 O Q1 4, Q2 20, Q3 30 O Q1 12, Q2 20, Q3 26 O Q1 -8, Q2 20, Q3 36 Question 5 1 pts Find the Median for the following set of data: 25, 20, 8, 10, 28, 16, 22, 15 O 22 O 19 O 18 O 25 1 pts...
D Question 19 1 pts In the figure above, A-32, B-26, C-22, D-9E-12 F-15, G-18, H-23. If the government auctions off the quota licenses. What is the maximum amount of revenue it could raise? Question 18 1 pts DEF The figure above shows a market for cases of fertilizer where a tariff has been added to the world price. In the figure above, A=32, B-26, C-16, D-7.9.E=11.3, F-15.5, G-21.7. H=24.2. What is the quantity of a quota that is equivalent...
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Amplitude=3;
fs=8000;
n=0:399;
t=0:1/fs: n*1/fs-1/fs;
signal=3+3*cos(2*pi*1100*t)+3*cos(2*pi*2200*t)+3*cos(2*pi*3300*t);
fftSignal= fft(signal);
fftSignal=f ftshift (fftSignal);
f=fs/2*linspace(-1,1,fs);
plot(f,abs(fftsignal);
xlabel('Frequency(Hz)’)
yla
asked 45 minutes ago