Physics Water pipes in hilly areas often burst on a cold frosty night, because None of these The material of which pipes are made contracts due to cold and so breaks Water in the pipes freezes and on freezing water expands, so pipes break Frost makes the pipes rusty, so they break None of these The material of which pipes are made contracts due to cold and so breaks Water in the pipes freezes and on freezing water expands, so pipes break Frost makes the pipes rusty, so they break ANSWER DOWNLOAD EXAMIANS APP
Physics The basic reason for the extraordinary sparkle of suitably cut diamond is that It has a very high refractive index It has well defined cleavage planes It is very hard It has a very high transparency It has a very high refractive index It has well defined cleavage planes It is very hard It has a very high transparency ANSWER DOWNLOAD EXAMIANS APP
Physics Fibre optics work on the principle of Scattering of light Total internal reflection Total internal absorption Optical rotation Scattering of light Total internal reflection Total internal absorption Optical rotation ANSWER DOWNLOAD EXAMIANS APP
Physics Water drops cannot stick to the oily surface due to Surface tension Cannot mix each other Lack of adhesive force Water is lighter than oil Surface tension Cannot mix each other Lack of adhesive force Water is lighter than oil ANSWER DOWNLOAD EXAMIANS APP
Physics An Electric generator is based on which of the following scientific principles? Newton's Law of Motion Laws of Thermodynamics Faraday's law of Electromagnetic Induction Super Conductivity Newton's Law of Motion Laws of Thermodynamics Faraday's law of Electromagnetic Induction Super Conductivity ANSWER DOWNLOAD EXAMIANS APP
Physics The working of a rocket is based on the principle of: Conservation of angular momentum Conservation of energy Conservation of momentum Conservation of mass Conservation of angular momentum Conservation of energy Conservation of momentum Conservation of mass ANSWER DOWNLOAD EXAMIANS APP
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