Physics Thermal expansion of materials arises from Asymmetry of potential energy curve Strong bonds Weak bonds Thermal vibrations Asymmetry of potential energy curve Strong bonds Weak bonds Thermal vibrations ANSWER DOWNLOAD EXAMIANS APP
Physics Copper wires are generally used for electrical power transmission instead of iron wire because : Copper can take higher power than iron Copper is a better conductor of electricity than iron Copper is lighter than iron Copper is cheaper than iron Copper can take higher power than iron Copper is a better conductor of electricity than iron Copper is lighter than iron Copper is cheaper than iron ANSWER DOWNLOAD EXAMIANS APP
Physics The atmospheric air is held to the Earth by : Winds Rotation of the Earth Gravity Clouds Winds Rotation of the Earth Gravity Clouds ANSWER DOWNLOAD EXAMIANS APP
Physics If density of oxygen is 16 times that of hydrogen, what will be their corresponding ratio of velocity of sound? 0.052777777777778 0.084027777777778 0.044444444444444 0.16736111111111 0.052777777777778 0.084027777777778 0.044444444444444 0.16736111111111 ANSWER DOWNLOAD EXAMIANS APP
Physics Which phenomenon is responsible for the echo of sound wave? Refraction Polarisation Interference Reflection Refraction Polarisation Interference Reflection ANSWER DOWNLOAD EXAMIANS APP
Physics What is the force of attraction between any two bodies by virtue of their masses is called? Centripetal Force Electromagnetic Force Nuclear Force Gravitational Force Centripetal Force Electromagnetic Force Nuclear Force Gravitational Force ANSWER DOWNLOAD EXAMIANS APP
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