Physics The oil in the wick of an oil lamp rises up due to: Pressure difference Gravitational force Low viscosity of oil Capillary action Pressure difference Gravitational force Low viscosity of oil Capillary action ANSWER DOWNLOAD EXAMIANS APP
Physics The dimensional formula for universal gravitational constant is M–1L3T–2 M 1L3T2 M–2 ML2T–2 M–1L3T–2 M 1L3T2 M–2 ML2T–2 ANSWER DOWNLOAD EXAMIANS APP
Physics Conversion of sound energy into electrical energy is done by Microphone Gramophone Solar cell Loudspeaker Microphone Gramophone Solar cell Loudspeaker ANSWER DOWNLOAD EXAMIANS APP
Physics A metal ball and a rubber ball, both having the same mass, strike a wall normally with the same velocity. The rubber ball rebounds and the metal ball does not rebound. It can be concluded that Both suffer the same change in momentum The rubber ball suffers greater change in momentum The initial momentum of the rubber ball is greater than that of the metal ball The metal ball suffers greater change in momentum Both suffer the same change in momentum The rubber ball suffers greater change in momentum The initial momentum of the rubber ball is greater than that of the metal ball The metal ball suffers greater change in momentum ANSWER DOWNLOAD EXAMIANS APP
Physics Energy in reflected light : Decreases with the increase in angle of incidence Does not depends on the angle of incidence Increases with the increase in angle Becomes maximum for angle of incidence equal to 45° Decreases with the increase in angle of incidence Does not depends on the angle of incidence Increases with the increase in angle Becomes maximum for angle of incidence equal to 45° ANSWER DOWNLOAD EXAMIANS APP
Physics The oil in the wick of lamp rises due to Pheonomenon of capillarity Force of cohesion Pressure difference Low viscosity of oil Pheonomenon of capillarity Force of cohesion Pressure difference Low viscosity of oil ANSWER DOWNLOAD EXAMIANS APP
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