Quiz_Chpt3_Q - EE3008 Principles of Communications: Quiz...

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

View Full Document Right Arrow Icon
EE3008 Principles of Communications : Quiz Questions 1) Consider a delta function δ ( t ). What is ( t -5)? a) A signal that is zero at t = 5. b) A signal that is nonzero at t > 5. c) A signal that is nonzero at t = 5 and zero everywhere else. d) A signal that is nonzero at t < 5. 2) Consider a signal consisting of a sequence of pulses. What is the power spectrum of this signal? a) The average of the energy spectrum of the individual pulses. b) The summation of the energy spectrum of the individual pulses. c) The summation of the magnitude spectrum of the individual pulses. d) The same as the energy spectrum of the first pulse. 3) Consider a signal consisting of a long sequence of pulses of the same shape. Which of the following best describe the power spectrum of this signal? a) Its shape is quite different from the energy spectrum of the first pulse. b) Its shape is similar to the energy spectrum of the first pulse but different from the energy spectrum of the second pulse. c)
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.

Page1 / 2

Quiz_Chpt3_Q - EE3008 Principles of Communications: Quiz...

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