Electronic Principles What is the total resistance of a series circuit that contains four resistors having values of 220W, 470W, 1W, and 1.2W? 692.2 Ohm 1234 Ohm 3890 Ohm None of these 844.5 Ohm 692.2 Ohm 1234 Ohm 3890 Ohm None of these 844.5 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A certain electromagnet has 1000 turns of wire. How much current must flow through the coil in order to generate an mmf of 100 ampere-turns? 0.1 A 0.41666666666667 1000 A None of these 100 A 0.1 A 0.41666666666667 1000 A None of these 100 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The north pole of a magnet is the one: that would be attracted to the earth's south magnetic pole that would be repelled by the south pole of another magnet that would be attracted to the earth's north magnetic pole that has its molecules arranged in a random pattern None of these that would be attracted to the earth's south magnetic pole that would be repelled by the south pole of another magnet that would be attracted to the earth's north magnetic pole that has its molecules arranged in a random pattern None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A power transformer steps 100 V down to 10 V. If the current in its primary winding is 2 A, what is the current in the secondary winding? 20 A 0.20833333333333 None of these 50 A 20 A 0.20833333333333 None of these 50 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is a negative ion? An atom that contains more electrons than neutrons An atom that contains more electrons than protons An atom that contains more protons than electrons None of these An atom that contains more protons than neutrons An atom that contains more electrons than neutrons An atom that contains more electrons than protons An atom that contains more protons than electrons None of these An atom that contains more protons than neutrons ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total capacitive reactance of a parallel capacitor circuit is: equal to the sum of the individual capacitance values less than the capacitance value of the smallest capacitor equal to the sum of the individual capacitive-reactance values equal to the source voltage divided by total current None of these equal to the sum of the individual capacitance values less than the capacitance value of the smallest capacitor equal to the sum of the individual capacitive-reactance values equal to the source voltage divided by total current None of these ANSWER DOWNLOAD EXAMIANS APP