Electronic Principles What form of energy is used for creating static electricity? Solar energy Chemical energy None of these Light energy Mechanical energy Solar energy Chemical energy None of these Light energy Mechanical energy ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At cut off, the Q point is at None of these lower end of the load line infinity middle of the load line upper end of the load line None of these lower end of the load line infinity middle of the load line upper end of the load line ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a capacitive circuit: has no effect on the capacitive reactance multiplies the capacitive reactance by 6.28 doubles the amount of a capacitive reactance None of these cuts the capacitive reactance in half has no effect on the capacitive reactance multiplies the capacitive reactance by 6.28 doubles the amount of a capacitive reactance None of these cuts the capacitive reactance in half ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrasers best describes flux density? The opposition to a build-up of magnetic fields None of these The concentration of lines of magnetic force The rate of change of the number of lines of magnetic force The force that maintains lines of force The opposition to a build-up of magnetic fields None of these The concentration of lines of magnetic force The rate of change of the number of lines of magnetic force The force that maintains lines of force ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a pure inductor: None of these ac current and voltage are exactly in phase ac current is converted to dc voltage ac current lags the voltage by 90 degree ac current leads the voltage by 90 degree None of these ac current and voltage are exactly in phase ac current is converted to dc voltage ac current lags the voltage by 90 degree ac current leads the voltage by 90 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 2 mA. If the current gain is 135, what is the base current? None of these 7.8 µA 7.75 µA 10.3 µA 14.8 µA None of these 7.8 µA 7.75 µA 10.3 µA 14.8 µA ANSWER DOWNLOAD EXAMIANS APP
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