Communication Systems A woofer should be fed from the input through a Band stop filter Band pass filter High pass filter Low pass filter Band stop filter Band pass filter High pass filter Low pass filter ANSWER DOWNLOAD EXAMIANS APP
Communication Systems It is found that a ship to ship communication suffers from fading. This can be avoided by using Directional antenna Broad band antenna Frequency diversity Space diversity Directional antenna Broad band antenna Frequency diversity Space diversity ANSWER DOWNLOAD EXAMIANS APP
Communication Systems An FM radio receiver which is tuned to a 91.6 MHz broadcast station may receive an image frequency of __________ MHz. 102.3 113 80.9 70.2 102.3 113 80.9 70.2 ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Leak type bias is used in plate modulated class C amplifier to Prevent excessive grid current Prevent tuned circuit damping Prevent over modulation Increase the bandwidth Prevent excessive grid current Prevent tuned circuit damping Prevent over modulation Increase the bandwidth ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Circular polarization Involves critical alignment of transmitting and receiving antenna None of these Is useful in discrimination between reception of adjacent beams Is useful in reducing depolarization effect on received wave Involves critical alignment of transmitting and receiving antenna None of these Is useful in discrimination between reception of adjacent beams Is useful in reducing depolarization effect on received wave ANSWER DOWNLOAD EXAMIANS APP
Communication Systems In a TV receiver antenna the length of reflector rod Is less than that of dipole May be equal, more or less than that of dipole Is the same as that of dipole Is more than that of dipole Is less than that of dipole May be equal, more or less than that of dipole Is the same as that of dipole Is more than that of dipole ANSWER DOWNLOAD EXAMIANS APP
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