Physics When a piece of pure silicon is doped with aluminium, then The resistivity of the doped silicon piece will increase The doped silicon piece will become n-type The conductivity of the doped silicon piece will remain the same The doped silicon piece will become p-type The resistivity of the doped silicon piece will increase The doped silicon piece will become n-type The conductivity of the doped silicon piece will remain the same The doped silicon piece will become p-type ANSWER DOWNLOAD EXAMIANS APP
Physics The earth is a Non-absorber of heat Bad absorber and bad radiator of heat Good absorber and good radiator of heat Good reflector of heat Non-absorber of heat Bad absorber and bad radiator of heat Good absorber and good radiator of heat Good reflector of heat ANSWER DOWNLOAD EXAMIANS APP
Physics A metal-semiconductor junction diode is called ________ P-N Juction diode Schottky diode Photo diode Tunnel diode P-N Juction diode Schottky diode Photo diode Tunnel diode ANSWER DOWNLOAD EXAMIANS APP
Physics Sound becomes hazardous noise pollution at decibels? Above 80 db Above 120 db Above 30 db Above 50 db Above 80 db Above 120 db Above 30 db Above 50 db ANSWER DOWNLOAD EXAMIANS APP
Physics A ball rolling along the ground gradually slows down and finally comes to rest is due to ________ Magnetic force Friction Muscular force Electrostatic force Magnetic force Friction Muscular force Electrostatic force ANSWER DOWNLOAD EXAMIANS APP
Physics Blotting paper absorbs ink due to Diffusion of ink through the blotting Viscosity of ink Siphon action Capillary action phenomenon Diffusion of ink through the blotting Viscosity of ink Siphon action Capillary action phenomenon ANSWER DOWNLOAD EXAMIANS APP
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