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 The total inductance of a series inductor circuit is: equal to the source voltage divided by total current None of these equal to the sum of the individual inductive-reactance values less than the value of the smallest inductor equal to the sum of the individual inductance values equal to the source voltage divided by total current None of these equal to the sum of the individual inductive-reactance values less than the value of the smallest inductor equal to the sum of the individual inductance values ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What form of energy is used to maintain an imbalance of charges between the terminals of a battery? Electronical energy None of these Mechanical energy Chemical energy Solar energy Electronical energy None of these Mechanical energy Chemical energy Solar energy ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the power dissipation of a resistance that has 24 V dropped across it and 0.25 A flowing through it? None of these 122 W 6 W 3 W 64 W None of these 122 W 6 W 3 W 64 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What form of energy is used for creating static electricity? None of these Light energy Mechanical energy Chemical energy Solar energy None of these Light energy Mechanical energy Chemical energy Solar energy ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a capacitive circuit: has no effect on the capacitive reactance doubles the amount of a capacitive reactance multiplies the capacitive reactance by 6.28 cuts the capacitive reactance in half None of these has no effect on the capacitive reactance doubles the amount of a capacitive reactance multiplies the capacitive reactance by 6.28 cuts the capacitive reactance in half None of these ANSWER DOWNLOAD EXAMIANS APP