Physics Magnetic keepers are used to protect magnets from : Self-demagnetization Demagnetization due to heating Earth's magnetic field Effect of other magnets Self-demagnetization Demagnetization due to heating Earth's magnetic field Effect of other magnets ANSWER DOWNLOAD EXAMIANS APP
Physics Where does hydroelectric energy come from? Solar Air Water All of these Solar Air Water All of these ANSWER DOWNLOAD EXAMIANS APP
Physics A body absorbs heat most if it is Black and rough White and smooth Black and smooth White and rough Black and rough White and smooth Black and smooth White and rough ANSWER DOWNLOAD EXAMIANS APP
Physics Gamma rays are emitions that have Neither mass nor charge Mass but no charge Both mass and charge Charge but no mass Neither mass nor charge Mass but no charge Both mass and charge Charge but no mass ANSWER DOWNLOAD EXAMIANS APP
Physics A drop of liquid assumes spherical shape because: Intermolecular forces are strong in liquids Inter molecular forces are weak in liquids A sphere has the largest surface area for a given volume A sphere has the least surface area for a given volume Intermolecular forces are strong in liquids Inter molecular forces are weak in liquids A sphere has the largest surface area for a given volume A sphere has the least surface area for a given volume ANSWER DOWNLOAD EXAMIANS APP
Physics Even after sunset, the air near the Earth's surface continue to receive heat due to Terrestrial Radiation Insolation Convection Conduction Terrestrial Radiation Insolation Convection Conduction ANSWER DOWNLOAD EXAMIANS APP