Electronic Principles What is the smallest number of polarities required for current flow? Two - a negative terminal and a positive terminal None of these Four - two negative and two positive Three - negative, positive and neutral terminals One - a negative terminal Two - a negative terminal and a positive terminal None of these Four - two negative and two positive Three - negative, positive and neutral terminals One - a negative terminal ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the diameter of the coil in an inductor: multiplies the value of inductance by four multiplies the value of inductance by two reduces the value of inductance by one-fourth reduces the value of inductance by one-half None of these multiplies the value of inductance by four multiplies the value of inductance by two reduces the value of inductance by one-fourth reduces the value of inductance by one-half None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is a negative ion? An atom that contains more electrons than neutrons An atom that contains more protons than electrons None of these An atom that contains more electrons than protons An atom that contains more protons than neutrons An atom that contains more electrons than neutrons An atom that contains more protons than electrons None of these An atom that contains more electrons than protons An atom that contains more protons than neutrons ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What are the main parts of an atom? Electrons, protons, and ions None of these Electrons, protons, and neutrons Electrons, ions, and neutrons Protons only Electrons, protons, and ions None of these Electrons, protons, and neutrons Electrons, ions, and neutrons Protons only ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the phase shift between total current and voltage in the circuit of a 100 ohm resistor connected in parallel with a capacitor that has a reactance of 100 ohm 180 degree 75 degree 30 degree None of these 45 degree 180 degree 75 degree 30 degree None of these 45 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At room temperature an intrinsic semiconductor has many free electrons None of these a few free electrons and holes No holes many holes many free electrons None of these a few free electrons and holes No holes many holes ANSWER DOWNLOAD EXAMIANS APP
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