Electronic Principles What is the turns ratio for the transformer specified in the above question? 1.5 None of these 0.707 0.575 10.738 1.5 None of these 0.707 0.575 10.738 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Silicon atoms combine into an orderly pattern called a None of these Valence orbit Semiconductor Crystal Covalent bond None of these Valence orbit Semiconductor Crystal Covalent bond ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts thermal energy to electrical energy is called a: None of these piezoelectric devices chemical cell solar cell thermocouple None of these piezoelectric devices chemical cell solar cell thermocouple ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the inductive reactance of a 2-H coil operating at 60 Hz? 754 Ohm 30 Ohm 60 Ohm 120 Ohm None of these 754 Ohm 30 Ohm 60 Ohm 120 Ohm None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The core of an electromagnet is said to be in saturation when: 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 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 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The direction of conventional current flow is: from negative to positive from neutral to positive from left to right None of these from positive to negative from negative to positive from neutral to positive from left to right None of these from positive to negative ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS