Physics The flux commonly used in brazing is Resin plus alcohol Borax Ammonium chloride Zinc chloride Resin plus alcohol Borax Ammonium chloride Zinc chloride ANSWER DOWNLOAD EXAMIANS APP
Physics Pure water is bad conductor of electricity because it is A very good solvent A non-polar solvent Not volatile Feebly ionized A very good solvent A non-polar solvent Not volatile Feebly ionized ANSWER DOWNLOAD EXAMIANS APP
Physics In a conductor The forbidden energy gap is very narrow The valence band and the conduction band overlap each other There is no conduction band The forbidden energy gap is very wide The forbidden energy gap is very narrow The valence band and the conduction band overlap each other There is no conduction band The forbidden energy gap is very wide ANSWER DOWNLOAD EXAMIANS APP
Physics Large transformers, when used for some time, become very hot and are cooled by circulating oil. The heating of the transformer is due to: The heating effect of current alone Intense sunlight at noon Hysteresis loss alone Both the heating effect of current and hysteresis loss The heating effect of current alone Intense sunlight at noon Hysteresis loss alone Both the heating effect of current and hysteresis loss ANSWER DOWNLOAD EXAMIANS APP
Physics Water is used in car radiator because of its Low density High specific heat capacity Easy availability Low boiling point Low density High specific heat capacity Easy availability Low boiling point ANSWER DOWNLOAD EXAMIANS APP
Physics The cover of a solar cooker is made of glass because It absorbs sun's rays It retains the heat inside by the green house effect It rediates heat better than metals It reflects sun's rays It absorbs sun's rays It retains the heat inside by the green house effect It rediates heat better than metals It reflects sun's rays ANSWER DOWNLOAD EXAMIANS APP
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