Electronic Principles What is the total resistance of a parallel circuit that contains two resistors having values of 220 ohm and 470 ohm? 690 ohm 445 ohm None of these 150 ohm 220 ohm 690 ohm 445 ohm None of these 150 ohm 220 ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the number of turns of wire in an inductor: None of these multiplies the value of inductance by four reduces the value of inductance by one-fourth multiplies the value of inductance by two reduces the value of inductance by one-half None of these multiplies the value of inductance by four reduces the value of inductance by one-fourth multiplies the value of inductance by two reduces the value of inductance by one-half ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If N1/N2 = 2, and the primary voltage is 120 V, what is the secondary voltage? None of these 40 V 60 V 0 V 36 V None of these 40 V 60 V 0 V 36 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A dielectric material is: a good conductor of magnetic fields a good conductor None of these a good insulator a poor conductor of electrostatic fields a good conductor of magnetic fields a good conductor None of these a good insulator a poor conductor of electrostatic fields ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases most accurately describes a purely inductive circuit? None of these Resistances provide the only opposition to current flow Inductive reactance provides the only opposition to current flow Combinations of resistance and inductive reactance provide any opposition to current flow The ac voltage lags the current by 90 degree None of these Resistances provide the only opposition to current flow Inductive reactance provides the only opposition to current flow Combinations of resistance and inductive reactance provide any opposition to current flow The ac voltage lags the current by 90 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The equivalent of 1 kV is: None of these 100 mV 1000 mV 1000 V 1.00 V None of these 100 mV 1000 mV 1000 V 1.00 V ANSWER DOWNLOAD EXAMIANS APP
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