Electronic Devices and Circuits Permalloy is A nickel an iron alloy having high permeability A conon-ferrous alloy used in aircraft industry A variety of stainless steel A polymer A nickel an iron alloy having high permeability A conon-ferrous alloy used in aircraft industry A variety of stainless steel A polymer ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Which of the following has highest resistivity? Paraffin wax Mica Mineral oil Air Paraffin wax Mica Mineral oil Air ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits For a NPN bipolar transistor, what is the main stream of current in the base region? Diffusion of electrons Drift of electrons Diffusion of holes Drift of holes Diffusion of electrons Drift of electrons Diffusion of holes Drift of holes ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The depletion layer width of Junction Increases with heavy doping Is independent of applied voltage Is increased under reverse bias Decreases with light doping Increases with heavy doping Is independent of applied voltage Is increased under reverse bias Decreases with light doping ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Assertion (A): A JFET can be used as a current source.Reason (R): In beyond pinch off region the current in JFET is nearly constant. Both A and R are true and R is correct explanation of A A is true but R is false Both A and R are true but R is not a correct explanation of A A is false but R is true Both A and R are true and R is correct explanation of A A is true but R is false Both A and R are true but R is not a correct explanation of A A is false but R is true ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits An electron in the conduction band Jumps to the top of the crystal Has higher energy than the electron in the valence band Has lower energy than the electron in the valence band Loses its charge easily Jumps to the top of the crystal Has higher energy than the electron in the valence band Has lower energy than the electron in the valence band Loses its charge easily ANSWER DOWNLOAD EXAMIANS APP