Physics Magnetic keepers are used to protect magnets from : Effect of other magnets Self-demagnetization Demagnetization due to heating Earth's magnetic field Effect of other magnets Self-demagnetization Demagnetization due to heating Earth's magnetic field ANSWER DOWNLOAD EXAMIANS APP
Physics A white and smooth surface is Bad absorber and bad reflector of heat Bad absorber and good reflector of heat Good absorber and good reflector of heat Good absorber and bad reflector of heat Bad absorber and bad reflector of heat Bad absorber and good reflector of heat Good absorber and good reflector of heat Good absorber and bad reflector of heat ANSWER DOWNLOAD EXAMIANS APP
Physics What property of matter is momentum related to? Velocity Both A & B None of these Mass Velocity Both A & B None of these Mass ANSWER DOWNLOAD EXAMIANS APP
Physics The unit of energy in MKS system is Ohm Volt Erg Joule Ohm Volt Erg Joule ANSWER DOWNLOAD EXAMIANS APP
Physics Hydroscope is an instrument that shows changes in: Density of liquid Sound under water Atmospheric humidity None of these Density of liquid Sound under water Atmospheric humidity None of these ANSWER DOWNLOAD EXAMIANS APP
Physics The information of brilliant colors in a thin soap film is a consequence of the phenomena of Multiple refraction and dispersion Polarization and interference Diffraction and dispersion Multiple reflection and interference Multiple refraction and dispersion Polarization and interference Diffraction and dispersion Multiple reflection and interference ANSWER DOWNLOAD EXAMIANS APP
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