Electronic Principles Which one of the following devices is most often used for measuring electrical potential difference? Ammeter None of these Ohmmeter Voltmeter Wattmeter Ammeter None of these Ohmmeter Voltmeter Wattmeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles One henry of inductance is defined as: the amount of counter emf required to reduce a current to 1 A None of these the amount of inductance required to change the frequency of a current by 1 Hz the amount of inductance required for generating 1 V of counter emf when the current changes at the rate of 1 A per second the number of turns of wire in an inductor multiplied by the amount of current flowing through it the amount of counter emf required to reduce a current to 1 A None of these the amount of inductance required to change the frequency of a current by 1 Hz the amount of inductance required for generating 1 V of counter emf when the current changes at the rate of 1 A per second the number of turns of wire in an inductor multiplied by the amount of current flowing through it 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 Solar energy Chemical energy Mechanical energy Electronical energy None of these Solar energy Chemical energy Mechanical energy ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current is An imbalance of electrical charges None of these The number of free electrons in an atom The flow of charged particles through a material The force that causes electrons to flow An imbalance of electrical charges None of these The number of free electrons in an atom The flow of charged particles through a material The force that causes electrons to flow ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the voltages in a series RC circuit? The voltage always has the same amplitude and phase for every part of the circuit The total voltage is equal to the sum of the voltages across the resistance and capacitance The total voltage is greater than the sum of the voltages across the resistance and capacitance The total voltage is less than the sum of the voltages across the resistance and capacitance None of these The voltage always has the same amplitude and phase for every part of the circuit The total voltage is equal to the sum of the voltages across the resistance and capacitance The total voltage is greater than the sum of the voltages across the resistance and capacitance The total voltage is less than the sum of the voltages across the resistance and capacitance None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much current flows through a 0.02 micro F capacitor that is operating from a 12-V ac, 100-Hz source? 157 raA 0.151 mA 0.995 mA 2.02 A None of these 157 raA 0.151 mA 0.995 mA 2.02 A None of these ANSWER DOWNLOAD EXAMIANS APP
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