Physics In very cold countries alcohol is used as a thermometric liquid because Its freezing point is very low It will not stick to the glass tube Alcohol can be coloured for its level to be seen easily Alcohol is a poor conductor of heat Its freezing point is very low It will not stick to the glass tube Alcohol can be coloured for its level to be seen easily Alcohol is a poor conductor of heat ANSWER DOWNLOAD EXAMIANS APP
Physics Optical fibres are based on the phenomenon of Dispersion Diffraction Interference Total Internal Reflection Dispersion Diffraction Interference Total Internal Reflection ANSWER DOWNLOAD EXAMIANS APP
Physics Speed of sound is the greatest in : Air Glycerine Water Glass Air Glycerine Water Glass ANSWER DOWNLOAD EXAMIANS APP
Physics The metal used to make lightning conductors is Zinc Iron Aluminium Copper Zinc Iron Aluminium Copper ANSWER DOWNLOAD EXAMIANS APP
Physics The instrument for measuring intensity of earthquakes is called Ergograph Seismograph Pantagraph Ediograph Ergograph Seismograph Pantagraph Ediograph ANSWER DOWNLOAD EXAMIANS APP
Physics Optical fiber works on the principle of Interference Scattering Total internal reflection Refraction Interference Scattering Total internal reflection Refraction ANSWER DOWNLOAD EXAMIANS APP