Physics In a bipolar junction transistor The base 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 emitter has the least concentration of impurity The base 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 emitter has the least concentration of impurity ANSWER DOWNLOAD EXAMIANS APP
Physics A good conductor while carrying current is Alternately charged positive and negative Negatively charged Positively charged Electrically neutral Alternately charged positive and negative Negatively charged Positively charged Electrically neutral ANSWER DOWNLOAD EXAMIANS APP
Physics If electric resistance is to be decreased, then the number of resistances should be connected in ________ Mixed arrangement Series Parallel None of these Mixed arrangement Series Parallel None of these ANSWER DOWNLOAD EXAMIANS APP
Physics A bird sitting on a high tension electric wire does not get electrocuted because The body is earthed Its feet are good insulators It has high resistance It does not form a closed path for the flow of current The body is earthed Its feet are good insulators It has high resistance It does not form a closed path for the flow of current ANSWER DOWNLOAD EXAMIANS APP
Physics Land is considered a resource because it Is used to produce things Is always available to use Costs little or nothing to use Requires labor to be useful Is used to produce things Is always available to use Costs little or nothing to use Requires labor to be useful ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following liquids is most viscous? Oil Milk Water Petrol Oil Milk Water Petrol ANSWER DOWNLOAD EXAMIANS APP
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