Physics The velocity of falling rain drops attains a terminal value because of Upward thrust due to air Viscous force exerted by air Air current Surface tension Upward thrust due to air Viscous force exerted by air Air current Surface tension ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following liquids has the least density ? Petrol Mercury Fresh water Salt water Petrol Mercury Fresh water Salt water ANSWER DOWNLOAD EXAMIANS APP
Physics The pressure exerted by a 760 mm column of mercury at 0°C is known as 1 pascal 1 poise 1 bar 1 atmosphere 1 pascal 1 poise 1 bar 1 atmosphere ANSWER DOWNLOAD EXAMIANS APP
Physics The ''Greenhouse effect' is mainly due to increase in atmospheric Ozone Sulphur dioxide Carbon dioxide Nitrogen Ozone Sulphur dioxide Carbon dioxide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Physics The absorption of ink by blotting paper involves: Siphon action Capillary action phenomenon Diffusion of ink through the blotting Viscosity of ink Siphon action Capillary action phenomenon Diffusion of ink through the blotting Viscosity of ink ANSWER DOWNLOAD EXAMIANS APP
Physics Bubbles of air rise up through liquids due to Surface tension and adherence Viscosity and buoyancy Up thrust and surface tension Air current over the liquid and buoyancy Surface tension and adherence Viscosity and buoyancy Up thrust and surface tension Air current over the liquid and buoyancy ANSWER DOWNLOAD EXAMIANS APP
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