Physics A device used for converting a.c. into d.c. is called Induction coil Transformer Dynamo Rectifier Induction coil Transformer Dynamo Rectifier ANSWER DOWNLOAD EXAMIANS APP
Physics In a filament type light bulb most of the electric power consumed appears as Visible light Ultra-violet rays Infra-red rays Fluorescent light Visible light Ultra-violet rays Infra-red rays Fluorescent light ANSWER DOWNLOAD EXAMIANS APP
Physics In a optical fibre cable, the signal is propagated along the Surface and cladding Both core and cladding Cladding Inner Core Surface and cladding Both core and cladding Cladding Inner Core ANSWER DOWNLOAD EXAMIANS APP
Physics The pitch of sound depends on its Amplitude Intensity Frequency Velocity Amplitude Intensity Frequency Velocity ANSWER DOWNLOAD EXAMIANS APP
Physics Which among the following waves is used for communication by artificial satellites ? M. Radio waves Micro waves Frequency of 1016 series M. Radio waves Micro waves Frequency of 1016 series ANSWER DOWNLOAD EXAMIANS APP
Physics The oil in the wick of an oil lamp rises up due to: Capillary action Pressure difference Gravitational force Low viscosity of oil Capillary action Pressure difference Gravitational force Low viscosity of oil ANSWER DOWNLOAD EXAMIANS APP