Physics Hydro-electric power is a: Neither renewable nor non renewable resource Renewable natural resource non-renewable natural resource A mixture of renewable and non-renewable natural resource Neither renewable nor non renewable resource Renewable natural resource non-renewable natural resource A mixture of renewable and non-renewable natural resource ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is the unit of perceived loudness of sound ? Decibel Sone Hertz Phon Decibel Sone Hertz Phon ANSWER DOWNLOAD EXAMIANS APP
Physics In a railway track, two rails are joined end to end with a gap in between them because Steel can be saved Accidents due to expansion in summer can be avoided Accidents due to contraction in winter can be avoided Air-gaps are necessary for bearing the weight of running train Steel can be saved Accidents due to expansion in summer can be avoided Accidents due to contraction in winter can be avoided Air-gaps are necessary for bearing the weight of running train ANSWER DOWNLOAD EXAMIANS APP
Physics The mass defect is the result of what action occurring? Mass being converted to energy when protons and neutrons break apart in a nucleus Mass being converted to energy when protons and neutrons bind together in a nucleus Energy being converted into moles of atoms when neutrons break apart protons Protons and electrons being attracted to each other Mass being converted to energy when protons and neutrons break apart in a nucleus Mass being converted to energy when protons and neutrons bind together in a nucleus Energy being converted into moles of atoms when neutrons break apart protons Protons and electrons being attracted to each other ANSWER DOWNLOAD EXAMIANS APP
Physics The hair of shaving brush clings together when removed from water due to Viscosity Friction Elasticity Surface tension Viscosity Friction Elasticity Surface tension ANSWER DOWNLOAD EXAMIANS APP
Physics A thin oil film on a water surface appears coloured because of Interference Reflection Polarization Diffraction Interference Reflection Polarization Diffraction ANSWER DOWNLOAD EXAMIANS APP
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