Electronic Principles A device that converts mechanical into electrical energy is? None of these solar cell chemical cell generator thermocouple None of these solar cell chemical cell generator thermocouple ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Silicon atoms combine into an orderly pattern called a Semiconductor Covalent bond Crystal Valence orbit None of these Semiconductor Covalent bond Crystal Valence orbit None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How many protons does the nucleus of a silicon atom contain? 14 48 4 29 None of these 14 48 4 29 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 2 mA. If the current gain is 135, what is the base current? 7.8 µA None of these 14.8 µA 7.75 µA 10.3 µA 7.8 µA None of these 14.8 µA 7.75 µA 10.3 µA 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 less than the sum of the resistance and capacitive reactance 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 greater than either the resistance or capacitive reactance but less than their sum The impedance is less than the sum of the resistance and capacitive reactance 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 greater than either the resistance or capacitive reactance but less than their sum ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The secondary voltage for a certain power transformer is twice the voltage applied to the primary. The current flowing in the secondary winding will be: None of these No more than 10% less than the primary current One-half the primary current Twice the primary current Same as the primary current None of these No more than 10% less than the primary current One-half the primary current Twice the primary current Same as the primary current ANSWER DOWNLOAD EXAMIANS APP
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