Electronic Principles What is one important thing transistors do? Amplify weak signals Emit light None of these Regulate voltage Rectify line voltage Amplify weak signals Emit light None of these Regulate voltage Rectify line voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the algebraic sum of this series of values:+2, -3, -6,+4? -6 -3 None of these 2 -6 -3 None of these 2 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts thermal energy to electrical energy is called a: piezoelectric devices None of these chemical cell thermocouple solar cell piezoelectric devices None of these chemical cell thermocouple solar cell ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Silicon atoms combine into an orderly pattern called a Covalent bond Valence orbit Semiconductor None of these Crystal Covalent bond Valence orbit Semiconductor None of these Crystal ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the phase shift between total current and voltage, if 100 ohm resistor connected in parallel with an inductor that has a reactance of 200W? 0 degree 90 degree None of these 26.6 degree 180 degree 0 degree 90 degree None of these 26.6 degree 180 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the turns ratio for the transformer specified in the above question? 0.707 10.738 0.575 1.5 None of these 0.707 10.738 0.575 1.5 None of these ANSWER DOWNLOAD EXAMIANS APP