Physics Ultrasound devices operate with minimum frequency from 20kHz 60 kHz 45 kHz 35 kHz 20kHz 60 kHz 45 kHz 35 kHz ANSWER DOWNLOAD EXAMIANS APP
Physics The fundamental scientific principle in the operation of battery is Dissociation of electrolytes Oxidation-reduction Dialysis Acid-base interaction Dissociation of electrolytes Oxidation-reduction Dialysis Acid-base interaction ANSWER DOWNLOAD EXAMIANS APP
Physics The atmospheric layer reflecting radio waves is called Ozonosphere Mesosphere Stratosphere Ionosphere Ozonosphere Mesosphere Stratosphere Ionosphere ANSWER DOWNLOAD EXAMIANS APP
Physics Woollen cloth protects the body from cold because It is a poor conductor of heat It reflects heat It is a good conductor of heat External heat rays enter into the body through the woollen cloth It is a poor conductor of heat It reflects heat It is a good conductor of heat External heat rays enter into the body through the woollen cloth ANSWER DOWNLOAD EXAMIANS APP
Physics Lightning heats the surrounding air to 3000 deg Cent 300000 deg Cent 300 deg Cent 30000 deg Cent 3000 deg Cent 300000 deg Cent 300 deg Cent 30000 deg Cent ANSWER DOWNLOAD EXAMIANS APP
Physics The energy emitted by the Sun is due to All of these Chemical reaction Nuclear fusion Nuclear fission All of these Chemical reaction Nuclear fusion Nuclear fission ANSWER DOWNLOAD EXAMIANS APP
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