Electronic Principles In a step-down transformer, which is larger? Impossible to say None of these Neither Secondary voltage Primary voltage Impossible to say None of these Neither Secondary voltage Primary voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a purely capacitive circuit: doubles the amount of total current thrice the amount of total current cuts the total current by one-half None of these has no effect on the total circuit current doubles the amount of total current thrice the amount of total current cuts the total current by one-half None of these has no effect on the total circuit current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the diameter of the coil in an inductor: reduces the value of inductance by one-half None of these reduces the value of inductance by one-fourth multiplies the value of inductance by two multiplies the value of inductance by four reduces the value of inductance by one-half None of these reduces the value of inductance by one-fourth multiplies the value of inductance by two multiplies the value of inductance by four ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A farad is defined as the amount of capacitance necessary for: None of these dissipating 1 W of power causing an ac phase shift greater than 90 degree storing 1 V for 1 second changing the voltage on the plates at the rate of 1 V per second when 1 A of current is flowing None of these dissipating 1 W of power causing an ac phase shift greater than 90 degree storing 1 V for 1 second changing the voltage on the plates at the rate of 1 V per second when 1 A of current is flowing ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total inductance of a series inductor circuit is: less than the value of the smallest inductor None of these equal to the sum of the individual inductance values equal to the source voltage divided by total current equal to the sum of the individual inductive-reactance values less than the value of the smallest inductor None of these equal to the sum of the individual inductance values equal to the source voltage divided by total current equal to the sum of the individual inductive-reactance values ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose the zener diode has a breakdown voltage of 10 V and zener resistance of 8.5 W, what is the additional voltage when the current is 20 mA? 10.17 V 20 V 18.8 V None of these 0.17 V 10.17 V 20 V 18.8 V None of these 0.17 V ANSWER DOWNLOAD EXAMIANS APP