Electronic Principles Current can flow through a normally open push button switch as long as: its contact remain open you are pressing the button its contact remain open None of these you are not pressing the button its contact remain open you are pressing the button its contact remain open None of these you are not pressing the button ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An intrinsic semiconductor has some holes in it at room temperature. What causes these holes? Thermal energy Doping Valence electrons Free electrons None of these Thermal energy Doping Valence electrons Free electrons None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The nucleus of the copper atom contains how many protons? 29 None of these 4 1 18 29 None of these 4 1 18 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If a load resistance is 1 kW, a stiff voltage source has a resistance of At least 10 Ohm less than 10 Ohm Less than 100 k Ohm More than 100 k Ohm None of these At least 10 Ohm less than 10 Ohm Less than 100 k Ohm More than 100 k Ohm None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The south pole of a magnet is the one: that would be attracted to the earths north magnetic pole None of these that would be repelled by the north pole of another magnet that has its molecules arranged in a random pattern that would be attracted to the earth's south magnetic pole that would be attracted to the earths north magnetic pole None of these that would be repelled by the north pole of another magnet that has its molecules arranged in a random pattern that would be attracted to the earth's south magnetic pole ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rotating coil of wire in an electric motor is called the: armature brush loop commutator None of these armature brush loop commutator None of these ANSWER DOWNLOAD EXAMIANS APP
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