quiz_11fft_discretefourier

quiz_11fft_discretefourier - 10 1 (C) 5 2 (D) 5 1 5. If the...

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11.04.1 Multiple Choice Test Chapter 11.04 Discrete Fourier Transform 1. Given that = N i e W π 2 , where 3 = N . Then N W F = can be computed as = F (A) 0 (B) 1 (C) 1 (D) e 2. Given that = N i e W 2 , where 3 = N . 2 N W F = can be computed as = F (A) 0 (B) 1 (C) 1 (D) e 3. Given that 2 = N , { } + = i i f 4 2 6 4 . The values for vector { } R C ~ shown in { } = + = 1 0 ) sin( ) ( ) cos( ) ( ~ N k I R R n k f k f C θ can be computed as: (A) 6 2 (B) − 6 2 (C) 6 2 (D) 6 2
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