Physics In beta decay what is emitted Neutron Electron Proton All of these Neutron Electron Proton All of these ANSWER DOWNLOAD EXAMIANS APP
Physics When a ring of metal is heated what happens to its hole ? Contracts It expands or contracts according to its diameter It expands or contracts according to its coefficient of expansion Expands Contracts It expands or contracts according to its diameter It expands or contracts according to its coefficient of expansion Expands ANSWER DOWNLOAD EXAMIANS APP
Physics Flywheel is an important part of a steam engine because it : Gives strength to the engine Helps the engine in keeping the speed uniform Accelerates the speed of the engine Decreases the moment of inertia Gives strength to the engine Helps the engine in keeping the speed uniform Accelerates the speed of the engine Decreases the moment of inertia ANSWER DOWNLOAD EXAMIANS APP
Physics Which combination of colour is the most convenient during day and night time ? Organe and blue Red and green White and black Yellow and blue Organe and blue Red and green White and black Yellow and blue ANSWER DOWNLOAD EXAMIANS APP
Physics Hot springs are heated geothermally by underlying Magma Mitula None of these Water Magma Mitula None of these Water ANSWER DOWNLOAD EXAMIANS APP
Physics On a cold day when the room temperature is 15°C, the metallic cap of a pen becomes much colder than its plastic body, though both are at the same temperature of 15°C, because : Metals are good conductors of heat Metals have higher thermal capacity than plastics Plastics have a lower density than metals Plastics have a higher thermal conductivity than metals Metals are good conductors of heat Metals have higher thermal capacity than plastics Plastics have a lower density than metals Plastics have a higher thermal conductivity than metals ANSWER DOWNLOAD EXAMIANS APP