Physics What is found in frequency modulation ? Fixed frequency Fixed dimension Change in dimension only Change in frequency and dimension Fixed frequency Fixed dimension Change in dimension only Change in frequency and dimension ANSWER DOWNLOAD EXAMIANS APP
Physics Positive feedback is used in Amplifiers Rectifiers Oscillators None of these Amplifiers Rectifiers Oscillators None of these ANSWER DOWNLOAD EXAMIANS APP
Physics The waveform of a certain signal can be studied by P – n junction diode Spectrometer Cathode ray oscilloscope Sonometer P – n junction diode Spectrometer Cathode ray oscilloscope Sonometer ANSWER DOWNLOAD EXAMIANS APP
Physics The GPS device in an automobile uses which communication channel? Satellite Infrared Radio frequency Microwave Satellite Infrared Radio frequency Microwave ANSWER DOWNLOAD EXAMIANS APP
Physics In a optical fibre cable, the signal is propagated along the Surface and cladding Cladding Both core and cladding Inner Core Surface and cladding Cladding Both core and cladding Inner Core ANSWER DOWNLOAD EXAMIANS APP
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