Physics Which of the following is optical illusion? Earthshine Mirage Rainbow Halo Earthshine Mirage Rainbow Halo ANSWER DOWNLOAD EXAMIANS APP
Physics What is the reason for twinkling of stars ? Atmospheric reflection Atmospheric refraction Total internal reflection Dispersion of light Atmospheric reflection Atmospheric refraction Total internal reflection Dispersion of light ANSWER DOWNLOAD EXAMIANS APP
Physics In a optical fibre cable, the signal is propagated along the Inner Core Surface and cladding Both core and cladding Cladding Inner Core Surface and cladding Both core and cladding Cladding ANSWER DOWNLOAD EXAMIANS APP
Physics The unit of electrical power is Watt Bolt Ampere Kilowatt hour Watt Bolt Ampere Kilowatt hour ANSWER DOWNLOAD EXAMIANS APP
Physics Why does ice covered in sawdust not melt quickly ? Sawdust is good conductor of heat Sawdust does not allow the air to touch the ice Sawdust is a bad conductor of heat The water is absorbed by sawdust Sawdust is good conductor of heat Sawdust does not allow the air to touch the ice Sawdust is a bad conductor of heat The water is absorbed by sawdust ANSWER DOWNLOAD EXAMIANS APP
Physics Pieces of camphor placed on water move about rapidly. This is because of Viscosity Surface tension Diffusion Capillarity Viscosity Surface tension Diffusion Capillarity ANSWER DOWNLOAD EXAMIANS APP
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