Blow your nose. Before using the nasal spray, you need to clear your nasal passages. Otherwise, the medication might get caught in the front of the nostril, where it will be less effective. Blow your nose until you have completely cleared your nostrils. 1  Do not blow your nose after using the spray.
The basic difference is the pin of the transistor that is grounded. The common collector has the collector pin grounded, common emitter has the emitter pin grounded and common base, as you guessed it, has the base pin grounded. The following article explains the differencnes perfectly.
npn transistor the base is positive p material the collector is positive n type material the emitter is negative and n type material , the common emitter circuit , pnp transistor the base negative meaning the base is connected to negative the emitter is connected to the positive the collector is connected to the negative transistors npn pnp are use for switching amplifiers osilliators pwm drives there are about 500 million in this computer iam using oh wait that was my old apple . there now ...