Physics An object which absorbs all colours and reflects none appears: Black Grey White Blue Black Grey White Blue ANSWER DOWNLOAD EXAMIANS APP
Physics On a cold day when a room temperature is 15oC, the metallic cap of a pen becomes much colder than its plastic body, though both are at the same temperature of 15oC, because metals are good conductor of heat plastics have a higher thermal conductivity than metals metals have higher thermal capacity than plastics plastics have a lower density than metals metals are good conductor of heat plastics have a higher thermal conductivity than metals metals have higher thermal capacity than plastics plastics have a lower density than metals ANSWER DOWNLOAD EXAMIANS APP
Physics Coolis tube is used to produce Gama rays X-rays Micro waves Radio waves Gama rays X-rays Micro waves Radio waves ANSWER DOWNLOAD EXAMIANS APP
Physics The splitting of white light into its components is due to: Transmission Dispersion Reflection Refraction Transmission Dispersion Reflection Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics Night photography and photopraphy in mist and fog are possible using Ultra-violet radiation Microwave radiation Infra-red radiation Gamma radiation Ultra-violet radiation Microwave radiation Infra-red radiation Gamma radiation ANSWER DOWNLOAD EXAMIANS APP
Physics On a rainy day, small oil films on water show brilliant colours. This is due to dispersion polarization interference diffraction dispersion polarization interference diffraction ANSWER DOWNLOAD EXAMIANS APP
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