Physics In mirrors the back surface is coated with a thin layer of : Silver nitrate Mercury Red oxide Silver Silver nitrate Mercury Red oxide Silver ANSWER DOWNLOAD EXAMIANS APP
Physics Electron microscope works on which of the following principles? Faraday's law of Electromagnetic induction Motion of charged particle in electromagnetic fields Wave Nature of electrons Optical interference Faraday's law of Electromagnetic induction Motion of charged particle in electromagnetic fields Wave Nature of electrons Optical interference ANSWER DOWNLOAD EXAMIANS APP
Physics The device used to change the speed of an electric fan is Regulator Switch Rectifier Amplifier Regulator Switch Rectifier Amplifier ANSWER DOWNLOAD EXAMIANS APP
Physics Heat from the sun reaches earth by the process of Convection Conduction All of these Radiation Convection Conduction All of these Radiation ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following produces more severe burns ? Boiling water Melting iceberg Hot water Steam Boiling water Melting iceberg Hot water Steam ANSWER DOWNLOAD EXAMIANS APP
Physics Which law is also called law of inertia ? Newton first law Newton second law Newton third law All of above Newton first law Newton second law Newton third law All of above ANSWER DOWNLOAD EXAMIANS APP
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