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 doped silicon piece will become p-type The conductivity of the doped silicon piece will remain the same The doped silicon piece will become n-type The resistivity of the doped silicon piece will increase The doped silicon piece will become p-type The conductivity of the doped silicon piece will remain the same ANSWER DOWNLOAD EXAMIANS APP
Physics The radiant energy having lowest energy is Microwave radiation Visible light UV rays Gamma rays Microwave radiation Visible light UV rays Gamma rays ANSWER DOWNLOAD EXAMIANS APP
Physics Microphone is a device which transforms the Current signal into sound signal Sound signal into light signal Sound signal into current signal Light signal into sound signal Current signal into sound signal Sound signal into light signal Sound signal into current signal Light signal into sound signal ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is a good electrical conductor? Charcoal Diamond Peat Graphite Charcoal Diamond Peat Graphite ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the metals has the maximum thermal conductivity? Copper Silver Iron Aluminium Copper Silver Iron Aluminium ANSWER DOWNLOAD EXAMIANS APP
Physics The inability of a body to change its state of rest or uniform motion along a straight line is called its Inertia Acceleration Velocity Momentum Inertia Acceleration Velocity Momentum ANSWER DOWNLOAD EXAMIANS APP