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Showing posts with the label Multiple Choice Questions on Electric Fields and Magnetic Fields

Multiple Choice Questions on Electric Fields and Magnetic Fields - 1

Important Multiple Choice Questions From Electrical and Magnetic Fields 1.        Transmission of power to a load over transmission line achieves optimum value when standing-wave ration (SWR) becomes A)      2:1 B)       1:2 C)       1:1 D)      1:4 2.        White noise is that signal whose frequency spectrum A)      Extends over infinite range B)       Has flat spectral density C)       Has spectral density varying as 1/f D)      Has limited number of frequency components 3.        The depth of penetration of wave in a lossy dielectric increases with increasing A)      Conductivity B)       Permeability C)       Wavelen...