Electronic Principles What form of energy is used to maintain an imbalance of charges between the terminals of a battery? Electronical energy Chemical energy Mechanical energy Solar energy None of these Electronical energy Chemical energy Mechanical energy Solar energy None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A circuit has a Norton current of 10 mA and a Norton resistance of 10 kW. What is the Thevenin circuit? 100 V and a parallel resistance of 10 k Ohm 1000 V and a parallel resistance of 10 kOhm None of these 1000 V and a series resistance of 10 k Ohm 100 V and a series resistance of 10 k Ohm 100 V and a parallel resistance of 10 k Ohm 1000 V and a parallel resistance of 10 kOhm None of these 1000 V and a series resistance of 10 k Ohm 100 V and a series resistance of 10 k Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a step-down transformer has a turns ration of 5:1. If the secondary current is 1A rms, what is the primary-current? 0.3 A None of these 0.4 A 0.6 A 0.2 A 0.3 A None of these 0.4 A 0.6 A 0.2 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the impedance of a circuit composed of a 100 ohm resistor connected in parallel with a capacitor that has a reactance of 100 ohm? 60 Ohm None of these 70.7Ohm 99.3 Ohm 250 Ohm 60 Ohm None of these 70.7Ohm 99.3 Ohm 250 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current and voltage are said to be in phase when: their waveforms are both ac or both dc their waveforms cross through zero and reach positive and negative peaks at the same time None of these All of these they have the same amplitude and frequency their waveforms are both ac or both dc their waveforms cross through zero and reach positive and negative peaks at the same time None of these All of these they have the same amplitude and frequency ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If the base supply voltage increases, the Q point moves None of these off the load line up nowhere down None of these off the load line up nowhere down ANSWER DOWNLOAD EXAMIANS APP
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