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1.The output of 12V SMPS is monitored in an oscilloscope with AC coupling enabled and with appropriate setting of time base and amplitude. What will be the waveform observed in the oscilloscope ?
ans) Ripple alone
can u please explain how did you get ripple alone
How to draw the Phasor diagrams of A.M and F.M.
what are the reasons for the following two cases
(1). In A.M the resultant of the two side band vectors is always in-phase with carrier component ,Why?
(2). In F.M the resultant side band vector is always in phase-quadrature with carrier...