Physics Curie point is the temperature at which Matter becomes radioactive A metal loses magnetic properties. A metal loses conductivity Transmutation of metal occurs. Matter becomes radioactive A metal loses magnetic properties. A metal loses conductivity Transmutation of metal occurs. ANSWER DOWNLOAD EXAMIANS APP
Physics The boiling point of water decreases at higher altitudes is due to Low temperature High atmospheric pressure High temprature Low atmospheric pressure Low temperature High atmospheric pressure High temprature Low atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Physics When hot liquid is poured into a thick glass tumbler, it cracks because glass : Has low temperature coefficient of expansion Has high temperature coefficient of expansion Has a very low specific heat Is a bad conductor of heat so only inner surface expands Has low temperature coefficient of expansion Has high temperature coefficient of expansion Has a very low specific heat Is a bad conductor of heat so only inner surface expands ANSWER DOWNLOAD EXAMIANS APP
Physics Fibre optics work on the principle of Scattering of light Total internal reflection Optical rotation Total internal absorption Scattering of light Total internal reflection Optical rotation Total internal absorption ANSWER DOWNLOAD EXAMIANS APP
Physics Addition of suitable impurities into semiconductor, is called Mixing Forming Diluting Doping Mixing Forming Diluting Doping ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following experiments analyzed the Fraunhofer lines of the solar spectrum? Barkla's experiment on scattering of X-rays Bunsen and Kirchhoff's experiment Geiger and Marsdens experiment on scattering of alpha particles Lamb-Rutherford experiment Barkla's experiment on scattering of X-rays Bunsen and Kirchhoff's experiment Geiger and Marsdens experiment on scattering of alpha particles Lamb-Rutherford experiment ANSWER DOWNLOAD EXAMIANS APP