Electronic Principles Which one of the following equations most directly leads to the resistance of an ordinary household light bulb, assuming that you know the power and voltage rating? P = E2/R None of these I = P/E P = PR R = E2/P P = E2/R None of these I = P/E P = PR R = E2/P ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The graph of current gain versus collector current indicates that the current gain varies slightly equals the collector current divided by the base current None of these varies enormously is contant varies slightly equals the collector current divided by the base current None of these varies enormously is contant ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At cut off, the Q point is at None of these upper end of the load line middle of the load line infinity lower end of the load line None of these upper end of the load line middle of the load line infinity lower end of the load line ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current and voltage are said to be in phase when: None of these their waveforms cross through zero and reach positive and negative peaks at the same time they have the same amplitude and frequency All of these their waveforms are both ac or both dc None of these their waveforms cross through zero and reach positive and negative peaks at the same time they have the same amplitude and frequency All of these their waveforms are both ac or both dc ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If a load resistance is 1 kW, a stiff voltage source has a resistance of Less than 100 k Ohm None of these More than 100 k Ohm less than 10 Ohm At least 10 Ohm Less than 100 k Ohm None of these More than 100 k Ohm less than 10 Ohm At least 10 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much current flows through a 0.02-H choke that is operating from a 12-V ac, 100-Hz source? 0.955 A 0.02 A 0.41666666666667 None of these 2.02 A 0.955 A 0.02 A 0.41666666666667 None of these 2.02 A ANSWER DOWNLOAD EXAMIANS APP