Physics In mirrors the back surface is coated with a thin layer of : Silver nitrate Red oxide Mercury Silver Silver nitrate Red oxide Mercury Silver ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following characteristics of light remains unchanged when light travels from vaccum enters water Frequency Amplitude Speed Wavelength Frequency Amplitude Speed Wavelength ANSWER DOWNLOAD EXAMIANS APP
Physics Which law is also called law of inertia ? Newton second law Newton first law Newton third law All of above Newton second law Newton first law Newton third law All of above ANSWER DOWNLOAD EXAMIANS APP
Physics A light ray travelling from denser to rarer medium at an angle of incidence more than critical angle of concerned media pair suffers. Total internal reflection Reflection Diffraction Refraction Total internal reflection Reflection Diffraction Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics In a refrigerator, the cooling system should always be At the top Can be anywhere At the bottom At the middle At the top Can be anywhere At the bottom At the middle ANSWER DOWNLOAD EXAMIANS APP
Physics Dioptre is the unit of Sound intensity Light intensity Focal length of a lens Power of a lens Sound intensity Light intensity Focal length of a lens Power of a lens ANSWER DOWNLOAD EXAMIANS APP
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