Physics In which of the following cases, kinetic energy is being used in performing work ? Driving a car to cover a distance Wind mill grinding wheat grain Rowing a boat in the lake Paddling the bicycle to cover a distance Driving a car to cover a distance Wind mill grinding wheat grain Rowing a boat in the lake Paddling the bicycle to cover a distance ANSWER DOWNLOAD EXAMIANS APP
Physics The redness in atmosphere at Sunrise and Sunset is due to : Dispersion of light Refraction of light Scattering of light Reflection of light Dispersion of light Refraction of light Scattering of light Reflection of light ANSWER DOWNLOAD EXAMIANS APP
Physics In a filament type light bulb most of the electric power consumed appears as Visible light Fluorescent light Infra-red rays Ultra-violet rays Visible light Fluorescent light Infra-red rays Ultra-violet rays ANSWER DOWNLOAD EXAMIANS APP
Physics What are the particles emitted by radioactive element after 3 consecutive disintegration? 2 beta 1 alpha 2 beta 2 alpha 1 alpha 1 beta 2 alpha 1 beta 2 beta 1 alpha 2 beta 2 alpha 1 alpha 1 beta 2 alpha 1 beta ANSWER DOWNLOAD EXAMIANS APP
Physics A radioactive substance does not undergo any change (in mass or charge) during Gamma-emission Alpha-emission Beta-emission Oxidation Gamma-emission Alpha-emission Beta-emission Oxidation ANSWER DOWNLOAD EXAMIANS APP
Physics A bomb explodes on the moon. You will hear its sound on earth after ________ 2 hours 20 minutes You cannot hear the sound of explosion 3.7 hours 20 minutes 2 hours 20 minutes You cannot hear the sound of explosion 3.7 hours 20 minutes ANSWER DOWNLOAD EXAMIANS APP