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electronics and communication engineering exam question papers
1. What are the values of Emax and Emin displayed on the oscilloscope, when a 1 kV P-P carries is modulated to 50%?
(A): 0.5 kV, 1.5 kV
(B): 0.75 kV, 0.25 kV
(C): 1 kV, 0.5 kV
(D): 2 kV, 0.5 kV
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By: guest on 02 Jun 2017 12.54 am
Emax - Emin = 0.5 x 1 kV = 0.5 kV 2Emax = 1.5 kVi, Emax = 0.75 kV Emin = 0.25 kV.
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