Electronic Principles Which one of the following is a direct statement of Ohm's law? The algebraic sum of voltages in a loop is equal to zero The algebraic sum of currents entering and leaving a point is equal to zero The total resistance of a parallel circuit is less than the value of the smallest resistance The voltage drop across a resistance is proportional to the value of resistance and the amount of current flowing through it None of these The algebraic sum of voltages in a loop is equal to zero The algebraic sum of currents entering and leaving a point is equal to zero The total resistance of a parallel circuit is less than the value of the smallest resistance The voltage drop across a resistance is proportional to the value of resistance and the amount of current flowing through it None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles For a pure capacitor: ac current lags the voltage by 90 degree None of these ac current leads the voltage by 90 degree ac current is converted to dc voltage ac current and voltage are exactly in phase ac current lags the voltage by 90 degree None of these ac current leads the voltage by 90 degree ac current is converted to dc voltage ac current and voltage are exactly in phase ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following kinds of materials has the highest permeability? A ferromagnetic material All of these A diamagnetic material A paramagnetic material None of these A ferromagnetic material All of these A diamagnetic material A paramagnetic material None of these 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? None of these 0.1 A 100 A 0.41666666666667 1000 A None of these 0.1 A 100 A 0.41666666666667 1000 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A battery is a device composed of one or more: solar cells None of these voltage generators chemical cells piezoeletric cells solar cells None of these voltage generators chemical cells piezoeletric cells ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the inductive reactance of a 0.1-H coil that is operating at 1000 Hz? 628 Ohm 444 Ohm 100 Ohm None of these Less than 1 Ohm 628 Ohm 444 Ohm 100 Ohm None of these Less than 1 Ohm ANSWER DOWNLOAD EXAMIANS APP
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