Physics The commonly used coolant in refrigerators is Ammonia Oxygen Nitrogen Freon Ammonia Oxygen Nitrogen Freon ANSWER DOWNLOAD EXAMIANS APP
Physics If an empty cylinder is half filled with a liquid, its center of gravity is Shifted upwards Shifted downwards Shifted upward or downward depending on the density of the liquid Shifed neither upward nor downward Shifted upwards Shifted downwards Shifted upward or downward depending on the density of the liquid Shifed neither upward nor downward ANSWER DOWNLOAD EXAMIANS APP
Physics Bubbles of air rise up through liquids due to Up thrust and surface tension Viscosity and buoyancy Surface tension and adherence Air current over the liquid and buoyancy Up thrust and surface tension Viscosity and buoyancy Surface tension and adherence Air current over the liquid and buoyancy ANSWER DOWNLOAD EXAMIANS APP
Physics A solid ball of metal has a spherical cavity inside it. When the ball is heated the volume of the cavity will Decrease Increase Have its shape changed Remain unaffected Decrease Increase Have its shape changed Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Physics One can distinguish a telescope from a microscope by observing Size of the lens Colour Length Length and size of the lens Size of the lens Colour Length Length and size of the lens ANSWER DOWNLOAD EXAMIANS APP
Physics The lift of an aeroplane is caused by Theorem of continuity Bernouli's theorem Law of gravitation Pascel's law Theorem of continuity Bernouli's theorem Law of gravitation Pascel's law ANSWER DOWNLOAD EXAMIANS APP
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