Physics In a bipolar junction transistor The emitter has the least concentration of impurity The base has the least concentration of impurity All the three regions (the emitter, the base and the collector) have equal concentrations of impurity The collector has the least concentration of impurity The emitter has the least concentration of impurity The base has the least concentration of impurity All the three regions (the emitter, the base and the collector) have equal concentrations of impurity The collector has the least concentration of impurity ANSWER DOWNLOAD EXAMIANS APP
Physics The spring constant of a spring depends on its Material only Length and its diameter Thickness, its diameter and its material Length only Material only Length and its diameter Thickness, its diameter and its material Length only ANSWER DOWNLOAD EXAMIANS APP
Physics The purpose of choke in a fluorescent lamp is : To decrease the current flow Ro decrease the voltage momentarily To increase the current flow To decrease the resistance To decrease the current flow Ro decrease the voltage momentarily To increase the current flow To decrease the resistance ANSWER DOWNLOAD EXAMIANS APP
Physics What is the unit of relative density? Kg/m2 It has no unit Kg/m Kg/m3 Kg/m2 It has no unit Kg/m Kg/m3 ANSWER DOWNLOAD EXAMIANS APP
Physics Identify the vector quantity from the following Time Angular momentum Heat Work Time Angular momentum Heat Work ANSWER DOWNLOAD EXAMIANS APP
Physics Transformer is a device to convert Low voltage A.C. into high voltage A.C. Low voltage D.C. into high voltage D.C. C. to A.C. Mechanical energy into Electrical energy Low voltage A.C. into high voltage A.C. Low voltage D.C. into high voltage D.C. C. to A.C. Mechanical energy into Electrical energy ANSWER DOWNLOAD EXAMIANS APP