quiz1sol - George W. Woodruff School of Mechanical...

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

View Full Document Right Arrow Icon
1 George W. Woodruff School of Mechanical Engineering, Georgia Institute of Technology ME6403 Digital Control Systems Quiz #1 February 4 , 2010 (Main Campus), February 11 , 2010 (DL) NAME (PRINT) INSTRUCTIONS: SHOW ALL WORK !!! No answer without justification is accepted. Do not forget to write down your NAME. Problem 1 (6 points) : State at least 2 advantages and 2 disadvantages of digital control systems compared with analog control systems. Advantages: Programmability, flexibility, logical and high-level control capability, High performance/cost ratio, high signal/noise ratio. Disadvantages: Instability due to delay, Analysis is not elegant (lots of addition/subtraction), Aliasing Problem 2 (15 points) : The Z-transform of a unit step function: ) 0 , 1 ) ( ( ), ( 1 ) ( k k f k k f is given by ) 1 /( 1 ) ( 1 z z F . Show the derivation from the definition of the Z-transform:  0 ) ( ) ( ) ( k k z k f k f Z z F .
Background image of page 1

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

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 05/10/2010 for the course ME 6403 taught by Professor Staff during the Spring '08 term at Georgia Institute of Technology.

Page1 / 4

quiz1sol - George W. Woodruff School of Mechanical...

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