Communication Systems If sampling is done at the rate of 10 kHz. The bandwidth required is 35 kHz 1280 kHz 10 kHz 70 kHz 35 kHz 1280 kHz 10 kHz 70 kHz 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. 80.9 70.2 102.3 113 80.9 70.2 102.3 113 ANSWER DOWNLOAD EXAMIANS APP
Communication Systems The direction of rotation of a CD is Anticlockwise Clockwise Mostly anticlockwise but some times clockwise Clockwise or anticlockwise depending on frequency of data stored Anticlockwise Clockwise Mostly anticlockwise but some times clockwise Clockwise or anticlockwise depending on frequency of data stored ANSWER DOWNLOAD EXAMIANS APP
Communication Systems DVD uses None of these Laser beam for recording and video head for playback Video head for recording and laser beam for playback Laser beam for both recording and playback None of these Laser beam for recording and video head for playback Video head for recording and laser beam for playback Laser beam for both recording and playback ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Leak type bias is used in plate modulated class C amplifier to Prevent excessive grid current Prevent over modulation Prevent tuned circuit damping Increase the bandwidth Prevent excessive grid current Prevent over modulation Prevent tuned circuit damping Increase the bandwidth ANSWER DOWNLOAD EXAMIANS APP
Communication Systems FM transmitting and receiving equipment as compared to AM equipment is Costly Cheaper Almost equally costly None of these Costly Cheaper Almost equally costly None of these ANSWER DOWNLOAD EXAMIANS APP
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