Electronic Principles Voltage is Trie force that causes electrons to flow The number of free electrons in an atom None of these The smallest electrically charged particle The flow of charged particles through a material Trie force that causes electrons to flow The number of free electrons in an atom None of these The smallest electrically charged particle The flow of charged particles through a material ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating voltage of a purely capacitive circuit: doubles the amount of capacitive reactance has no effect on the capacitive reactance cuts the capacitive reactance in half multiplies the capacitive reactance by 7 None of these doubles the amount of capacitive reactance has no effect on the capacitive reactance cuts the capacitive reactance in half multiplies the capacitive reactance by 7 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Reducing the amount of current through an inductor: reduces the value of inductance by one-half has no effect on the inductance multiplies the value of inductance by two multiplies the value of inductance by four None of these reduces the value of inductance by one-half has no effect on the inductance multiplies the value of inductance by two multiplies the value of inductance by four None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A circuit has two different voltage sources that are connected in a series-aiding form. If the sources are rated at 6 V and 9 V, what is the total source voltage? 7.5 V 15 V 8 V None of these 16 V 7.5 V 15 V 8 V None of these 16 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The core of an electromagnet is said to be in saturation when: an increase in current through the coil causes no further increase in the mmf the core is permitted to move freely within the coil frequent changes in the direction of current through the coil causes heating effects in the core material changing the polarity of the current in the coil changes the polarity of the magnetic field around the core None of these an increase in current through the coil causes no further increase in the mmf the core is permitted to move freely within the coil frequent changes in the direction of current through the coil causes heating effects in the core material changing the polarity of the current in the coil changes the polarity of the magnetic field around the core None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the impedance of a series RC circuit? The impedance is greater than either the resistance or capacitive reactance but less than their sum The impedance is equal to the sum of the resistance and capacitive reactance None of these The impedance is greater than the sum of the resistance and capacitive reactance The impedance is less than the sum of the resistance and capacitive reactance The impedance is greater than either the resistance or capacitive reactance but less than their sum The impedance is equal to the sum of the resistance and capacitive reactance None of these The impedance is greater than the sum of the resistance and capacitive reactance The impedance is less than the sum of the resistance and capacitive reactance ANSWER DOWNLOAD EXAMIANS APP