Physics Which of the following is the fastest communication channel? Radio wave All are operating at nearly the same propagation speed Optical fiber Microwave Radio wave All are operating at nearly the same propagation speed Optical fiber Microwave ANSWER DOWNLOAD EXAMIANS APP
Physics The atmospheric layer reflecting radio waves is called Mesosphere Stratosphere Ionosphere Ozonosphere Mesosphere Stratosphere Ionosphere Ozonosphere ANSWER DOWNLOAD EXAMIANS APP
Physics Blowing Air with open pipe is an example of : Isobaric process Isochroric process Adiabatic process Isothermal process Isobaric process Isochroric process Adiabatic process Isothermal process ANSWER DOWNLOAD EXAMIANS APP
Physics Light travels fastest in Water Glass Air Diamond Water Glass Air Diamond ANSWER DOWNLOAD EXAMIANS APP
Physics Two waves, each of amplitude 1.5 mm and frequency 10 Hz, are travelling in opposite direction with a speed of 20 mm/s. The distance in mm between adjacent nodes is : 2 1.5 1.2 1 2 1.5 1.2 1 ANSWER DOWNLOAD EXAMIANS APP
Physics Electric current is measured by which instrument? Sinometer Voltmeter Ammeter Barometer Sinometer Voltmeter Ammeter Barometer ANSWER DOWNLOAD EXAMIANS APP
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