Electronic Principles What are the main parts of an atom? Protons only None of these Electrons, protons, and neutrons Electrons, ions, and neutrons Electrons, protons, and ions Protons only None of these Electrons, protons, and neutrons Electrons, ions, and neutrons Electrons, protons, and ions ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases best describes residual magnetism? The amount of magnetic flux that is not confined to the core material of an electromagnet None of these The force of attraction between the poles of a permanent and temporary magnetic field The circular magnetic field that surrounds a conductor carrying a current Magnetism that remains in the core of an electromagnet after the current through the coil is turned off The amount of magnetic flux that is not confined to the core material of an electromagnet None of these The force of attraction between the poles of a permanent and temporary magnetic field The circular magnetic field that surrounds a conductor carrying a current Magnetism that remains in the core of an electromagnet after the current through the coil is turned off ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements best describes magnetic hysteresis? None of these Hysteresis is most apparent when the current through the coil of an electromagnet changes frequently Hysteresis is most apparent when the core material is saturated Hysteresis is most apparent when a steady amount of current is lowing through the coil of an electromagnet Hysteresis is the amount of magnetic flux that is not confined to the core material of an electromagnet None of these Hysteresis is most apparent when the current through the coil of an electromagnet changes frequently Hysteresis is most apparent when the core material is saturated Hysteresis is most apparent when a steady amount of current is lowing through the coil of an electromagnet Hysteresis is the amount of magnetic flux that is not confined to the core material of an electromagnet ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At cut off, the Q point is at lower end of the load line middle of the load line None of these upper end of the load line infinity lower end of the load line middle of the load line None of these upper end of the load line infinity ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The equivalent of 1 micro A is: 10000A 1000 A None of these one million amperes one-millionth of an ampere 10000A 1000 A None of these one million amperes one-millionth of an ampere ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Molecule is 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 has an excessive number of electrons in its outer orbit A atom that flows whenever there is an imbalance of electrical charges between two points 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 has an excessive number of electrons in its outer orbit A atom that flows whenever there is an imbalance of electrical charges between two points None of these ANSWER DOWNLOAD EXAMIANS APP
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