Electronic Principles Which one of the following devices is most often used for measuring electrical potential difference? Ammeter Wattmeter None of these Ohmmeter Voltmeter Ammeter Wattmeter None of these Ohmmeter Voltmeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following is a statement of KirchhofFs voltage law? The algebraic sum of voltages entering and leaving a point is equal to zero The algebraic sum of voltages in a loop is equal to zero The voltage drop across a resistance is proportional to the value of resistance and the amount of current flowing through it None of these The total voltage in a parallel circuit is less than the value of the smallest voltage The algebraic sum of voltages entering and leaving a point is equal to zero The algebraic sum of voltages in a loop is equal to zero The voltage drop across a resistance is proportional to the value of resistance and the amount of current flowing through it None of these The total voltage in a parallel circuit is less than the value of the smallest voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts chemical energy to electrical energy is called a: solar cell thermocouple None of these chemical cell electric device solar cell thermocouple None of these chemical cell electric device ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The component that forms the electrical connection between the rotating coil of wire in a motor and the external source of electrical energy is called the: armature commutator None of these battery rotor armature commutator None of these battery rotor 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? 3 W None of these 6 W 122 W 64 W 3 W None of these 6 W 122 W 64 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If a load resistance is 1 kW, a stiff current source has a resistance of None of these Less than 100 k Ohm At least 10 Ohm Less than 10 Ohm More than 100 k Ohm None of these Less than 100 k Ohm At least 10 Ohm Less than 10 Ohm More than 100 k Ohm ANSWER DOWNLOAD EXAMIANS APP
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