PTU B.Tech ECE 4th Semester Paper 2012 Signals and systems Punjab Technical University Exam 2012 4th Sem Signals and systems Test September and March Question Paper Free Download Punjab Technical University Signals and systems Question Papers 2012 PTU B.Tech ECE 4th Semester Question Paper 2012 for all students Previous Year old Past Papers of PTU B.Tech ECE 4th Sem Paper 2012 Signals and systems Punjab Technical University September 2012 and March 2012 Exam B.Tech ECE 4th Semester Sample Model Question Papers Free Download PDF
Signals and systems
a) What do you mcan by Fourier and invcrsc Fourier transforms?
h) Define Nyquist rate.
c) What do you rncah by correlation and how do you classify it?
d) Define stable and unstable system.
c) What do you understand from joInt and conditional probability?
I) Define flOiSC equivalent bandwidth.
g) Test the pcriodicity of y(t) = cos2t.
h) Distinguish between energy and power signal.
i) Define probability density function?
j) Show thai 6 (n) = u(n) — u(n — 1).
PTU B.Tech ECE 4th Sem Paper 2012 Signals and systems