Electronic Principles What is the inductive reactance of a 0.1-H coil that is operating at 1000 Hz? Less than 1 Ohm None of these 100 Ohm 628 Ohm 444 Ohm Less than 1 Ohm None of these 100 Ohm 628 Ohm 444 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? None of these 13 mA 3.75 mA 3.2 mA 0.05 mA None of these 13 mA 3.75 mA 3.2 mA 0.05 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At room temperature a conductor has low many holes? None of these many less than the free electrons Same number as free electrons Only those produced by thermal energy None of these many less than the free electrons Same number as free electrons Only those produced by thermal energy ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much current flows through a 60-W light bulb that is operating at 120 V? 0.083333333333333 None of these 7200 A 0.5A 180 A 0.083333333333333 None of these 7200 A 0.5A 180 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current and voltage are said to be in phase when: All of these None of these their waveforms cross through zero and reach positive and negative peaks at the same time their waveforms are both ac or both dc they have the same amplitude and frequency All of these None of these their waveforms cross through zero and reach positive and negative peaks at the same time their waveforms are both ac or both dc they have the same amplitude and frequency ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles As the temperature increases, the current gain None of these decreases increases contant can be any of the above None of these decreases increases contant can be any of the above ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS