Physics Radio waves sent out by a radio stations are reflected by Ionosphere Troposphere Mesosphere Stratosphere Ionosphere Troposphere Mesosphere Stratosphere ANSWER DOWNLOAD EXAMIANS APP
Physics Bandwidth is the The rate of data transfer A measure of the width of a range of frequencies Both a & b None of these The rate of data transfer A measure of the width of a range of frequencies Both a & b None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Negative feedback in amplifiers Decreases bandwidth and decreases noise Increases bandwidth and decreases noise Decreases bandwidth and increases noise Increases bandwidth and increases noise Decreases bandwidth and decreases noise Increases bandwidth and decreases noise Decreases bandwidth and increases noise Increases bandwidth and increases noise ANSWER DOWNLOAD EXAMIANS APP
Physics The sharpness of a television image is termed as its Clarity Resolution Graphics Colour Clarity Resolution Graphics Colour ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is the fastest communication channel? Optical fiber Radio wave Microwave All are operating at nearly the same propagation speed Optical fiber Radio wave Microwave All are operating at nearly the same propagation speed ANSWER DOWNLOAD EXAMIANS APP
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