Physics Thermal expansion of materials arises from Weak bonds Strong bonds Thermal vibrations Asymmetry of potential energy curve Weak bonds Strong bonds Thermal vibrations Asymmetry of potential energy curve ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following processes is responsible for the glittering of air bubble rising through water? Reflection of light Scattering of light Refraction of light Total internal reflection of light Reflection of light Scattering of light Refraction of light Total internal reflection of light ANSWER DOWNLOAD EXAMIANS APP
Physics On a cold day when the room temperature is 15°C, the metallic cap of a pen becomes much colder than its plastic body, though both are at the same temperature of 15°C, because : Plastics have a higher thermal conductivity than metals Metals are good conductors of heat Metals have higher thermal capacity than plastics Plastics have a lower density than metals Plastics have a higher thermal conductivity than metals Metals are good conductors of heat Metals have higher thermal capacity than plastics Plastics have a lower density than metals ANSWER DOWNLOAD EXAMIANS APP
Physics Materials for rain-proof coats and tents owe their water-proof properties to specific gravity viscosity elasticity surface tension specific gravity viscosity elasticity surface tension ANSWER DOWNLOAD EXAMIANS APP
Physics Instrument for measuring blueness of the sky or ocean is called ________ Cyanometer Bathymeter Ceraunograph Barometer Cyanometer Bathymeter Ceraunograph Barometer ANSWER DOWNLOAD EXAMIANS APP
Physics As we go from Equator to North pole the value of ''g', the acceleration due to gravity None of these Decreases Increases Remains the same None of these Decreases Increases Remains the same ANSWER DOWNLOAD EXAMIANS APP
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