Electronic Principles What causes the depletion layer? Recombination Ions Doping Barrier potential None of these Recombination Ions Doping Barrier potential None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A flashlight battery has internal resistance of 1W. For what values of load resistance does the flashlight battery appear stiff? None of these 10 Ohm 60 Ohm 100 Ohm or more 50 Ohm None of these 10 Ohm 60 Ohm 100 Ohm or more 50 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The core of an electromagnet is said to be in saturation when: changing the polarity of the current in the coil changes the polarity of the magnetic field around the core an increase in current through the coil causes no further increase in the mmf the core is permitted to move freely within the coil None of these frequent changes in the direction of current through the coil causes heating effects in the core material changing the polarity of the current in the coil changes the polarity of the magnetic field around the core an increase in current through the coil causes no further increase in the mmf the core is permitted to move freely within the coil None of these frequent changes in the direction of current through the coil causes heating effects in the core material ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Waveforms are graphs that show: the passage of time on the vertical axis and amplitude on the horizontal axis None of these frequency on the vertical axis and amplitude on the horizontal axis amplitude on the vertical axis and frequency on the horizontal axis amplitude on the vertical axis and the passage of time on the horizontal axis the passage of time on the vertical axis and amplitude on the horizontal axis None of these frequency on the vertical axis and amplitude on the horizontal axis amplitude on the vertical axis and frequency on the horizontal axis amplitude on the vertical axis and the passage of time on the horizontal axis ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts mechanical pressure to electrical energy is called a: nicad cell solar cell piezoelectric device None of these photodiode nicad cell solar cell piezoelectric device None of these photodiode ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a current gain of 175. If the base current is 0.1 mA, what is the collector current? None of these 1750 mA 175 mA 1.75 mA 17.5 mA None of these 1750 mA 175 mA 1.75 mA 17.5 mA ANSWER DOWNLOAD EXAMIANS APP