Physics Certain substances loose their electrical resistance completely at super low temperature. Such substances are called. Dielectrics Perfect conductors Semi conductors Superconductors Dielectrics Perfect conductors Semi conductors Superconductors ANSWER DOWNLOAD EXAMIANS APP
Physics The width of depletion layer of a P-N junction Decreases with light doping Increases with heavy doping Is increased under reverse bias Is independent of applied voltage Decreases with light doping Increases with heavy doping Is increased under reverse bias Is independent of applied voltage ANSWER DOWNLOAD EXAMIANS APP
Physics A parallel-plate capacitor of capacitance C1 is made using two gold plates. Another parallel-plate capacitor of capacitance C2 is made using two aluminium plates with same plate separation, and all the four plates are of same area. If rg and ra are respectively the electrical resistivities of gold and aluminium, then which one of the following relations is correct? C1pa = C2pg C1>C2 C2>C1 C1 = C2 C1pa = C2pg C1>C2 C2>C1 C1 = C2 ANSWER DOWNLOAD EXAMIANS APP
Physics The device used for measuring the wavelength of X-rays is Bragg Spectrometer Cyclotron Mass Spectrometer G.M. Counter Bragg Spectrometer Cyclotron Mass Spectrometer G.M. Counter ANSWER DOWNLOAD EXAMIANS APP
Physics Who among the following is credited for the Corpuscular theory of light? James Clerk Maxwell Isaac Newton Albert Einstein Christiaan Hyugens James Clerk Maxwell Isaac Newton Albert Einstein Christiaan Hyugens ANSWER DOWNLOAD EXAMIANS APP
Physics Centrifugal force increases with Temperature Pressure Acceleration Humidity Temperature Pressure Acceleration Humidity ANSWER DOWNLOAD EXAMIANS APP
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