Physics When a piece of pure silicon is doped with aluminium, then The doped silicon piece will become n-type The resistivity of the doped silicon piece will increase The conductivity of the doped silicon piece will remain the same The doped silicon piece will become p-type The doped silicon piece will become n-type The resistivity of the doped silicon piece will increase The conductivity of the doped silicon piece will remain the same The doped silicon piece will become p-type ANSWER DOWNLOAD EXAMIANS APP
Physics Suitable impurities are added to a semiconductor depending on its use. This is done in order to increase its electrical conductivity enable it to withstand higher voltages increase its electrical resistivity increase its life increase its electrical conductivity enable it to withstand higher voltages increase its electrical resistivity increase its life ANSWER DOWNLOAD EXAMIANS APP
Physics Submerged objects can be located using Pulsar Radar Quasar Sonar Pulsar Radar Quasar Sonar ANSWER DOWNLOAD EXAMIANS APP
Physics For Gamma radiation, what stops its penetrating abilities? Steal Lead All of these Concrete Steal Lead All of these Concrete ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not a transverse wave? Light waves Radio waves Sound waves All listed here Light waves Radio waves Sound waves All listed here ANSWER DOWNLOAD EXAMIANS APP
Physics The basic reason for the extraordinary sparkle of suitably cut diamond is that It is very hard It has a very high refractive index It has a very high transparency It has well defined cleavage planes It is very hard It has a very high refractive index It has a very high transparency It has well defined cleavage planes ANSWER DOWNLOAD EXAMIANS APP