Physics Superconductors are those elements Whose resistance falls almost to zero at very low temperatures Which turn into insulators at very low temperatures Which conduct electricity only at super-high temperatures Whose conductivity is intermediate between metals and insulators Whose resistance falls almost to zero at very low temperatures Which turn into insulators at very low temperatures Which conduct electricity only at super-high temperatures Whose conductivity is intermediate between metals and insulators ANSWER DOWNLOAD EXAMIANS APP
Physics Sound following a flash of lightning is called Bolting Cloud clash Stoning Thunder Bolting Cloud clash Stoning Thunder ANSWER DOWNLOAD EXAMIANS APP
Physics In a bipolar junction transistor The base has the least concentration of impurity The emitter has the least concentration of impurity All the three regions (the emitter, the base and the collector) have equal concentrations of impurity The collector has the least concentration of impurity The base has the least concentration of impurity The emitter has the least concentration of impurity All the three regions (the emitter, the base and the collector) have equal concentrations of impurity The collector has the least concentration of impurity ANSWER DOWNLOAD EXAMIANS APP
Physics General purpose utility gloves are For surgeries For handling tubes All of these For cleaning procedures For surgeries For handling tubes All of these For cleaning procedures ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following principle is used to produce ''low-temperatures' ? Adiabatic demagnetisation Super conductivity Thermo-electric effect Joule-Kelvin effect Adiabatic demagnetisation Super conductivity Thermo-electric effect Joule-Kelvin effect ANSWER DOWNLOAD EXAMIANS APP
Physics Velocity of sound in air does not depend on Pressure of air Temperature of air Humidity of air Density of air Pressure of air Temperature of air Humidity of air Density of air ANSWER DOWNLOAD EXAMIANS APP
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