Physics In a bipolar junction transistor All the three regions (the emitter, the base and the collector) have equal concentrations of impurity The base has the least concentration of impurity The emitter has the least concentration of impurity The collector has the least concentration of impurity All the three regions (the emitter, the base and the collector) have equal concentrations of impurity The base has the least concentration of impurity The emitter has the least concentration of impurity The collector has the least concentration of impurity ANSWER DOWNLOAD EXAMIANS APP
Physics Should cars have bumpers that collapse under impact? Yes, since the offending car should get damaged and pay for the mistake Yes, since they help to absorb the impact of a collision and keep the occupants safe No, since the colliding car would then ram into the occupants and kill them No, since it would be very expensive to get the car repaired Yes, since the offending car should get damaged and pay for the mistake Yes, since they help to absorb the impact of a collision and keep the occupants safe No, since the colliding car would then ram into the occupants and kill them No, since it would be very expensive to get the car repaired ANSWER DOWNLOAD EXAMIANS APP
Physics Light beam which is highly directional is called: Grazer Eraser Laser Maser Grazer Eraser Laser Maser ANSWER DOWNLOAD EXAMIANS APP
Physics Radio telescopes are better than optical telescopes because All of these they can detect faint galaxies which no optical telescope can they can work even in cloudy conditions they can work during the day and night All of these they can detect faint galaxies which no optical telescope can they can work even in cloudy conditions they can work during the day and night ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is a device designed to protect electrical devices from voltage spikes? Surge protector Voltage unloader Heat protector Current unloader Surge protector Voltage unloader Heat protector Current unloader ANSWER DOWNLOAD EXAMIANS APP
Physics Sun's heat reaches us by Radiation Conduction Convection Reflection Radiation Conduction Convection Reflection ANSWER DOWNLOAD EXAMIANS APP
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