Electronic Principles Which one of the following kinds of materials has the lowest permeability? A diamagnetic material A paramagnetic material None of these All of these A feiTomagnetic material A diamagnetic material A paramagnetic material None of these All of these A feiTomagnetic material ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Voltage is Trie force that causes electrons to flow The flow of charged particles through a material None of these The smallest electrically charged particle The number of free electrons in an atom Trie force that causes electrons to flow The flow of charged particles through a material None of these The smallest electrically charged particle The number of free electrons in an atom ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a step-down transformer has a turns ration of 5:1. If the secondary current is 1A rms, what is the primary-current? 0.3 A 0.2 A None of these 0.4 A 0.6 A 0.3 A 0.2 A None of these 0.4 A 0.6 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Inductive reactance is measured in units of: amperes per second None of these Ohm henrys volts per second amperes per second None of these Ohm henrys volts per second ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At room temperature an intrinsic silicon crystal acts approximately like a piece of copper wire a conductor an insulator None of these a battery a piece of copper wire a conductor an insulator None of these a battery ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the number of turns of wire in an inductor: multiplies the value of inductance by two reduces the value of inductance by one-fourth multiplies the value of inductance by four reduces the value of inductance by one-half None of these multiplies the value of inductance by two reduces the value of inductance by one-fourth multiplies the value of inductance by four reduces the value of inductance by one-half None of these ANSWER DOWNLOAD EXAMIANS APP
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