Physics Which electromagnetic radiation is used for satellite communication ? Infrared Radiowave Millimeter wave Ultraviolet Infrared Radiowave Millimeter wave Ultraviolet ANSWER DOWNLOAD EXAMIANS APP
Physics Negative feedback in amplifiers Increases bandwidth and increases noise Increases bandwidth and decreases noise Decreases bandwidth and increases noise Decreases bandwidth and decreases noise Increases bandwidth and increases noise Increases bandwidth and decreases noise Decreases bandwidth and increases noise Decreases bandwidth and decreases noise ANSWER DOWNLOAD EXAMIANS APP
Physics The force that generates wind is Gravity force Coriolis force Centrifugal force Pressure gradient force Gravity force Coriolis force Centrifugal force Pressure gradient force ANSWER DOWNLOAD EXAMIANS APP
Physics The waveform of a certain signal can be studied by Cathode ray oscilloscope P – n junction diode Spectrometer Sonometer Cathode ray oscilloscope P – n junction diode Spectrometer Sonometer ANSWER DOWNLOAD EXAMIANS APP
Physics Indicate the correct arrangement for electromagnetic radiation in order of their increasing wavelength. Microwave, infrared, visible. X-rays Visible, infrared, microwave, X-rays X - rays, infrared, visible, microwave X -rays, visible, infrared, microwave Microwave, infrared, visible. X-rays Visible, infrared, microwave, X-rays X - rays, infrared, visible, microwave X -rays, visible, infrared, microwave ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is the unit of perceived loudness of sound ? Hertz Sone Phon Decibel Hertz Sone Phon Decibel ANSWER DOWNLOAD EXAMIANS APP