Physics Rectifiers are used to convert: Alternating current to Direct current High voltage to low voltage Low voltage to high voltage Direct current to Alternating current Alternating current to Direct current High voltage to low voltage Low voltage to high voltage Direct current to Alternating current ANSWER DOWNLOAD EXAMIANS APP
Physics The GPS device in an automobile uses which communication channel? Microwave Radio frequency Infrared Satellite Microwave Radio frequency Infrared Satellite ANSWER DOWNLOAD EXAMIANS APP
Physics Energy in reflected light : Decreases with the increase in angle of incidence Becomes maximum for angle of incidence equal to 45° Does not depends on the angle of incidence Increases with the increase in angle Decreases with the increase in angle of incidence Becomes maximum for angle of incidence equal to 45° Does not depends on the angle of incidence Increases with the increase in angle ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is used to split white light into different colours ? Glass slab Convex lens Concave lens Prism Glass slab Convex lens Concave lens Prism ANSWER DOWNLOAD EXAMIANS APP
Physics Electric Motor converts ________ energy to mechanical energy Sound Mechanical Electrical Chemical Sound Mechanical Electrical Chemical ANSWER DOWNLOAD EXAMIANS APP
Physics The colour of sky appears blue due to Dispersion Refraction Scattering of shorter wave lengths Reflection Dispersion Refraction Scattering of shorter wave lengths Reflection ANSWER DOWNLOAD EXAMIANS APP
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