exam1 - BME 311 EXAM #1 February 16, 2006 Show all work in...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: BME 311 EXAM #1 February 16, 2006 Show all work in your blue book. Please start each problem on a new page, and clearly indicate your answers. Write and sign the honor pledge on the cover of your blue book: I have neither given nor received unauthorized aid on this exam, nor have I concealed any violations of the Honor Code. This test is closed-book and closed-note. Calculators are allowed. 1. [10] For each of the system input-output (I-O) relationships shown, determine whether the system is (i) linear, and (ii) time-invariant. As usual, x denotes the continuous-time (CT) or discrete-time (DT) input, and y denotes the CT or DT output. (a) y ( t ) = sin( x ( t )) (b) y [ n ] = n k =- x [ k- 1] (c) y ( t ) = d 2 d t 2 x ( t ) (d) y [ n ] = ln( | x [ n ] | ) 2. [10] The signals acquired in ultrasound and magnetic resonance imaging are generally radio frequency (RF) signals ( 1100 MHz). However, the image information in these signals is at a much lower frequency (...
View Full Document

Page1 / 2

exam1 - BME 311 EXAM #1 February 16, 2006 Show all work in...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online