Electronic Principles The rotating coil of wire in an electric motor is called the: brush armature None of these loop commutator brush armature None of these loop commutator ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current and voltage are said to be in phase when: their waveforms are both ac or both dc None of these All of these they have the same amplitude and frequency their waveforms cross through zero and reach positive and negative peaks at the same time their waveforms are both ac or both dc None of these All of these they have the same amplitude and frequency their waveforms cross through zero and reach positive and negative peaks at the same time ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If the current gain is 200 and the collector current is 100 mA, the base current is None of these 0.5 mA 0.083333333333333 200 A 2 mA None of these 0.5 mA 0.083333333333333 200 A 2 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When the Q point moves along the load line, the voltage increases when the current None of these Decreases Increases Stays the same Can be any of above None of these Decreases Increases Stays the same Can be any of above ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The current gain of a transistor is defined as the ratio of the collector current to the emitter current collector current base current None of these supply current emitter current collector current base current None of these supply current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When operating below its resonant frequency, a parallel RLC circuit has the characteristics of a: parallel RLC circuit operated above its resonant frequency purely resistive circuit parallel RC circuit None of these parallel RL circuit parallel RLC circuit operated above its resonant frequency purely resistive circuit parallel RC circuit None of these parallel RL circuit ANSWER DOWNLOAD EXAMIANS APP