Physics Which electromagnetic radiation is used for satellite communication ? Infrared Ultraviolet Radiowave Millimeter wave Infrared Ultraviolet Radiowave Millimeter wave ANSWER DOWNLOAD EXAMIANS APP
Physics Sound waves in air are electromagnetic polarised longitudinal transverse electromagnetic polarised longitudinal transverse ANSWER DOWNLOAD EXAMIANS APP
Physics A Fuse wire is characterised by High resistance and low melting point High resistance and high melting point Low resistance and low melting point Low resistance and high melting point High resistance and low melting point High resistance and high melting point Low resistance and low melting point Low resistance and high melting point ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following determines the sharpness of image in a camera ? The aperture The exposure time The focal length of the lens Size of the camera The aperture The exposure time The focal length of the lens Size of the camera ANSWER DOWNLOAD EXAMIANS APP
Physics The blue colour of water in the sea is due to Reflection of blue sky by sea water Reflection of blue light by impurities in sea water Absorption of other colours except blue by water molecules Scattering of blue light by water molecules Reflection of blue sky by sea water Reflection of blue light by impurities in sea water Absorption of other colours except blue by water molecules Scattering of blue light by water molecules ANSWER DOWNLOAD EXAMIANS APP
Physics Which combination of colour is the most convenient during day and night time ? Yellow and blue Organe and blue Red and green White and black Yellow and blue Organe and blue Red and green White and black ANSWER DOWNLOAD EXAMIANS APP
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