Physics A dynamo is a device which Creates electrical energy Creates mechanical energy Converts mechanical energy into electrical energy Converts electrical energy into mechanical energy Creates electrical energy Creates mechanical energy Converts mechanical energy into electrical energy Converts electrical energy into mechanical energy ANSWER DOWNLOAD EXAMIANS APP
Physics In a refrigerator, the cooling system should always be At the bottom At the middle At the top Can be anywhere At the bottom At the middle At the top Can be anywhere ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of falling rain drops attains a terminal value because of Viscous force exerted by air Surface tension Air current Upward thrust due to air Viscous force exerted by air Surface tension Air current Upward thrust due to air ANSWER DOWNLOAD EXAMIANS APP
Physics Specific gravity is defined as the ratio of Density of water at 4°C to the density of the substance Density of the substance to the density of water at 4°C Density of the substance to the density of water Density of the substance to the density of water at 0°C Density of water at 4°C to the density of the substance Density of the substance to the density of water at 4°C Density of the substance to the density of water Density of the substance to the density of water at 0°C ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following celestial bodies contains abundant quantities of helium-3, a potential source of energy ? Venus Moon Earth Saturn Venus Moon Earth Saturn ANSWER DOWNLOAD EXAMIANS APP
Physics Atmospheric pressure exerted on earth is due to Revolution of earth Uneven heating of earth Gravitational pull Rotation of earth Revolution of earth Uneven heating of earth Gravitational pull Rotation of earth ANSWER DOWNLOAD EXAMIANS APP