Physics Ultrasound devices operate with minimum frequency from 35 kHz 20kHz 60 kHz 45 kHz 35 kHz 20kHz 60 kHz 45 kHz ANSWER DOWNLOAD EXAMIANS APP
Physics Even after sunset, the air near the Earth's surface continue to receive heat due to Conduction Terrestrial Radiation Insolation Convection Conduction Terrestrial Radiation Insolation Convection ANSWER DOWNLOAD EXAMIANS APP
Physics If a copper wire is increased to double its length, its resistance will become One–fourth Four times Double Half One–fourth Four times Double Half ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is a non renewable source of energy ? Biogas Wind Solar Coal Biogas Wind Solar Coal ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of the sound is highest in Water Air Vacuum Metal Water Air Vacuum Metal ANSWER DOWNLOAD EXAMIANS APP
Physics In a filament type light bulb most of the electric power consumed appears as Ultra-violet rays Infra-red rays Fluorescent light Visible light Ultra-violet rays Infra-red rays Fluorescent light Visible light ANSWER DOWNLOAD EXAMIANS APP
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