Electronic Principles Which one of the following devices is most often used for measuring electrical potential difference? Ammeter Wattmeter Ohmmeter None of these Voltmeter Ammeter Wattmeter Ohmmeter None of these Voltmeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The period of a waveform is: None of these the number of cycles completed in one second the time required for the voltage to rise from 10% to 90% of the peak amplitude the time required to complete one full cycle equal to 0.707 times the peak amplitude None of these the number of cycles completed in one second the time required for the voltage to rise from 10% to 90% of the peak amplitude the time required to complete one full cycle equal to 0.707 times the peak amplitude ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What form of energy is used to maintain an imbalance of charges between the terminals of a battery? Chemical energy Electronical energy Solar energy Mechanical energy None of these Chemical energy Electronical energy Solar energy Mechanical energy None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current can flow through a normally open push button switch as long as: you are not pressing the button None of these you are pressing the button its contact remain open its contact remain open you are not pressing the button None of these you are pressing the button its contact remain open its contact remain open ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When the Q point moves along the load line, the voltage increases when the current Decreases Increases Stays the same None of these Can be any of above Decreases Increases Stays the same None of these Can be any of above 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 rotor armature commutator battery None of these rotor armature commutator battery ANSWER DOWNLOAD EXAMIANS APP
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