Electronic Principles The basic unit of measurement for current is the: ohm watt volt None of these ampere ohm watt volt None of these ampere ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What are the main parts of an atom? Electrons, ions, and neutrons Electrons, protons, and ions None of these Protons only Electrons, protons, and neutrons Electrons, ions, and neutrons Electrons, protons, and ions None of these Protons only Electrons, protons, and neutrons ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to current in an electrical circuit? Number of lines of force Flux density Magnetomotive force Reluctance None of these Number of lines of force Flux density Magnetomotive force Reluctance None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The core of an electromagnet is said to be in saturation when: frequent changes in the direction of current through the coil causes heating effects in the core material the core is permitted to move freely within the coil an increase in current through the coil causes no further increase in the mmf changing the polarity of the current in the coil changes the polarity of the magnetic field around the core None of these frequent changes in the direction of current through the coil causes heating effects in the core material the core is permitted to move freely within the coil an increase in current through the coil causes no further increase in the mmf changing the polarity of the current in the coil changes the polarity of the magnetic field around the core None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Molecule is None of these The smallest particle of a substance that retains the properties of that substance A atom that has a shortage of electrons in its outer orbit A atom that flows whenever there is an imbalance of electrical charges between two points A atom that has an excessive number of electrons in its outer orbit None of these The smallest particle of a substance that retains the properties of that substance A atom that has a shortage of electrons in its outer orbit A atom that flows whenever there is an imbalance of electrical charges between two points A atom that has an excessive number of electrons in its outer orbit ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A circuit has two different voltage sources that are connected in a series-aiding form. If the sources are rated at 6 V and 9 V, what is the total source voltage? None of these 16 V 8 V 7.5 V 15 V None of these 16 V 8 V 7.5 V 15 V ANSWER DOWNLOAD EXAMIANS APP
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