Electronic Principles An audio transformer has a turn ratio of 9, What is its impedance ratio? 9 None of these 85 81 6 9 None of these 85 81 6 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current can flow through a normally open push button switch as long as: its contact remain open its contact remain open you are not pressing the button None of these you are pressing the button its contact remain open its contact remain open you are not pressing the button None of these you are pressing the button ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If a load resistance is 1 kW, a stiff current source has a resistance of Less than 10 Ohm None of these At least 10 Ohm Less than 100 k Ohm More than 100 k Ohm Less than 10 Ohm None of these At least 10 Ohm Less than 100 k Ohm More than 100 k Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts thermal energy to electrical energy is called a: thermocouple None of these solar cell chemical cell piezoelectric devices thermocouple None of these solar cell chemical cell piezoelectric devices ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A step-down transformer has turns ration of 5:1. If the primary voltage is 120 Vrms, what is the secondary voltage? 18 V 24 V 30 V 12 V None of these 18 V 24 V 30 V 12 V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the algebraic sum of this series of values:+2, -3, -6,+4? -6 None of these -3 2 -6 None of these -3 2 ANSWER DOWNLOAD EXAMIANS APP
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