Electronic Principles Which one of the following devices is most often used for measuring electrical potential difference? Ammeter Voltmeter None of these Ohmmeter Wattmeter Ammeter Voltmeter None of these Ohmmeter Wattmeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What form of energy is used to maintain an imbalance of charges between the terminals of a battery? None of these Electronical energy Mechanical energy Solar energy Chemical energy None of these Electronical energy Mechanical energy Solar energy Chemical energy 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: None of these commutator battery armature rotor None of these commutator battery armature rotor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rotating coil of wire in an electric motor is called the: armature loop None of these brush commutator armature loop None of these brush commutator ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the barrier potential of a silicon diode at room temperature? 0.3V 2 m V per degree Celsius 0.7V 1 V None of these 0.3V 2 m V per degree Celsius 0.7V 1 V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In an intrinsic semiconductor, the number of free electrons Impossible to say Is greater than the number of holes None of these Is less than the number of holes Equals the number of holes Impossible to say Is greater than the number of holes None of these Is less than the number of holes Equals the number of holes ANSWER DOWNLOAD EXAMIANS APP
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