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Answer any two of the following questions. 1. Obtain the inverse DTFT of X(92) =3e/22 +4...
Find the inverse Fourier Transform of H(jω) shown below: 6(3+j2w) H(W) = (1 + iw)(4 +...
Find the inverse Fourier Transform of H(jω) shown below:
6(3+j2w) H(W) = (1 + iw)(4 + jw)(2 + jw) Answer: h(t) = (2e-+ 3e-2t – 5e-4t)u(t)
1. The condition for signal x[n] to have DTFT is that x[n] is: (a) integratable, (b)...
1. The condition for signal x[n] to have DTFT is that x[n] is: (a) integratable, (b) differentiable, (c) summable, (d) compressible. 2. If X(92) is the DTFT of x[n], then the Fourier transform of x[-n) is (a) X(92)ej, (b) X(22)ein (c) X(32-1), (d) X(-22) 3. For 8-point computation of DFT, how many complex multiplications are involved? (a) 8, (b) 16, (c) 32, (d) 64. 4. For 32-point computation of FFT, how many complex multiplications are involved? (a) 32, (a) 325...
17. Given the function f(x) = ? answer the following questions: [4 Points] x+1 (a) What...
17. Given the function f(x) = ? answer the following questions: [4 Points] x+1 (a) What is the inverse function f-(x)? Show all work that leads to the final answer. (b) What is the Range of f-1(x)? 18. Determine whether the following functions represent linear data, exponential data or neither. [4 Points). f(x) х -1 g(x) 5 1 0 16 1 4 1 4 Х -1 0 1 2 3 o 2 7 1 2 3 16 Linear, Exponential or...
17. A particular solution of X' -(?)x+( 1 ) Select the correct answer. t/4 + 19/16...
17. A particular solution of X' -(?)x+( 1 ) Select the correct answer. t/4 + 19/16 -t/2 + 7/8 -1/2 + 7/8 1/4+1/8 t/4-1/8 (e) none of the above 20. A particular solution of X' = 2 3 2 1 x+(**): Select the correct answer. 2te/5 + 3e (b) 2te-/5 +3e- - 2te-/5+2e-4 2te-/5-3e- - 2te-/5-2e- 2te/5 - 3e' (c) (e) none of the above
Answer the following questions 92-99 For questions 92 and 93, refer to parallelogram MNOP. 92. ZPMN...
Answer the following questions 92-99
For questions 92 and 93, refer to parallelogram MNOP. 92. ZPMN LNOP a. True b. False 93. PM ON a. True b. False 94. If CDEF is a rectangle and CD = 6, what is EF? a. 12 b. 6 C. d. 2 95. If MNOP is a square, what is a. 180 b. 135 MNP? c. 90 d. 45 96. If ABCD is a trapezoid with bases of lengths 14 m and 8 m,...
1. Use the following standard cell potentials to answer the questions below. Yb3+(aq) + 3e− ⇌...
1. Use the following standard cell potentials to answer the questions below. Yb3+(aq) + 3e− ⇌ Yb(s) E° = -2.190 V Au3+(aq) + 2e− ⇌ Au+(aq) E° = 1.401 V (a) What is ΔG° (in kJ/mol) for this reaction? Report answer to three significant figures in scientific notation (i.e., 1.23e2 kJ/mol) (b) ) This reaction is （spontaneous or not spontaneous）. 2. Determine Ecell (in V) at 298.15 K for a cell composed of a platinum electrode in a mixture of...
Use partial fraction expansion to obtain the laplace inverse of the following: G(s) = 1 /...
Use partial fraction expansion to obtain the laplace inverse of the following: G(s) = 1 / (s)((s+1)^3)(s+4)
WEEK 4 DISCUSSION ANSWER ANY TWO OF THE FOLLOWING QUESTIONS BELOW: 1: What are the similarities...
WEEK 4 DISCUSSION ANSWER ANY TWO OF THE FOLLOWING QUESTIONS BELOW: 1: What are the similarities and differences between risk threshold, risk sensitivity and risk exposure? 2: List and explain the steps for determining the risk appetite for an organization? 3: Who determines the risk appetite or threshold for an organization? How does this ordinarily occur?
Please answer all four questions and show work. Find the inverse of each matrix using the...
Please answer all four questions and show
work.
Find the inverse of each matrix using the reduced row echelon technique. [iii] 20. 2 1 1 [1 1 2 Show that each matrix has no inverse. [-1 2 3] 30. 5 2 0 L 2 -4 -6 For Problems 45-50, use the inverse found in Problem 19. [i 1 -17 19. 3 -1 0 1 2 -3 4 (x + y - z= 6 46.3x – y = 8 ( 2x...
7. Using the following reaction progress diagram, answer the questions below: wiring Energy A G Rxn....
7. Using the following reaction progress diagram, answer the questions below: wiring Energy A G Rxn. a. How many steps are in the reaction? How do you know? (4 points) b. Which letter corresponds to the rate-determining-step? Explain your choice. (6 points) c. Is the reaction exothermic or endothermic? How do you know? (4 points) d. If the energy at point B is lowered, what will happen to the rate of the reaction will it increase, decrease, or stay the...
Find the inverse Fourier Transform of H(jω) shown below:
6(3+j2w) H(W) = (1 + iw)(4 + jw)(2 + jw) Answer: h(t) = (2e-+ 3e-2t – 5e-4t)u(t)
1. The condition for signal x[n] to have DTFT is that x[n] is: (a) integratable, (b) differentiable, (c) summable, (d) compressible. 2. If X(92) is the DTFT of x[n], then the Fourier transform of x[-n) is (a) X(92)ej, (b) X(22)ein (c) X(32-1), (d) X(-22) 3. For 8-point computation of DFT, how many complex multiplications are involved? (a) 8, (b) 16, (c) 32, (d) 64. 4. For 32-point computation of FFT, how many complex multiplications are involved? (a) 32, (a) 325...
17. Given the function f(x) = ? answer the following questions: [4 Points] x+1 (a) What is the inverse function f-(x)? Show all work that leads to the final answer. (b) What is the Range of f-1(x)? 18. Determine whether the following functions represent linear data, exponential data or neither. [4 Points). f(x) х -1 g(x) 5 1 0 16 1 4 1 4 Х -1 0 1 2 3 o 2 7 1 2 3 16 Linear, Exponential or...
17. A particular solution of X' -(?)x+( 1 ) Select the correct answer. t/4 + 19/16 -t/2 + 7/8 -1/2 + 7/8 1/4+1/8 t/4-1/8 (e) none of the above 20. A particular solution of X' = 2 3 2 1 x+(**): Select the correct answer. 2te/5 + 3e (b) 2te-/5 +3e- - 2te-/5+2e-4 2te-/5-3e- - 2te-/5-2e- 2te/5 - 3e' (c) (e) none of the above
Answer the following questions 92-99
For questions 92 and 93, refer to parallelogram MNOP. 92. ZPMN LNOP a. True b. False 93. PM ON a. True b. False 94. If CDEF is a rectangle and CD = 6, what is EF? a. 12 b. 6 C. d. 2 95. If MNOP is a square, what is a. 180 b. 135 MNP? c. 90 d. 45 96. If ABCD is a trapezoid with bases of lengths 14 m and 8 m,...
Please answer all four questions and show
work.
Find the inverse of each matrix using the reduced row echelon technique. [iii] 20. 2 1 1 [1 1 2 Show that each matrix has no inverse. [-1 2 3] 30. 5 2 0 L 2 -4 -6 For Problems 45-50, use the inverse found in Problem 19. [i 1 -17 19. 3 -1 0 1 2 -3 4 (x + y - z= 6 46.3x – y = 8 ( 2x...
7. Using the following reaction progress diagram, answer the questions below: wiring Energy A G Rxn. a. How many steps are in the reaction? How do you know? (4 points) b. Which letter corresponds to the rate-determining-step? Explain your choice. (6 points) c. Is the reaction exothermic or endothermic? How do you know? (4 points) d. If the energy at point B is lowered, what will happen to the rate of the reaction will it increase, decrease, or stay the...
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