Electronic Principles What form of energy is used to maintain an imbalance of charges between the terminals of a battery? Mechanical energy Solar energy Chemical energy Electronical energy None of these Mechanical energy Solar energy Chemical energy Electronical energy 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 10.3 µA None of these 14.8 µA 7.75 µA 7.8 µA 10.3 µA None of these 14.8 µA 7.75 µA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements regarding ac circuits is correct? Current leads the voltage through a resistor Current and voltages are in phase through a resistor All of these None of these Current lags the voltage through a resistor Current leads the voltage through a resistor Current and voltages are in phase through a resistor All of these None of these Current lags the voltage through a resistor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for voltage in a parallel circuit? None of these The total voltage in a parallel circuit is equal to the average value of the individual voltages The total voltage is equal to the sum of the voltages across the individual branches in a parallel circuit The total voltage of a parallel circuit is the same as the voltages across each branch The total voltage in a parallel circuit is always less than the value of the smallest voltage None of these The total voltage in a parallel circuit is equal to the average value of the individual voltages The total voltage is equal to the sum of the voltages across the individual branches in a parallel circuit The total voltage of a parallel circuit is the same as the voltages across each branch The total voltage in a parallel circuit is always less than the value of the smallest voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements applies to common auto batteries? Auto batteries are primary wet-cell batteries Auto batteries are secondary dry-cell batteries Auto batteries are primary dry-cell batteries None of these Auto batteries are secondary wet-cell batteries Auto batteries are primary wet-cell batteries Auto batteries are secondary dry-cell batteries Auto batteries are primary dry-cell batteries None of these Auto batteries are secondary wet-cell batteries ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the capacitive reactance of a 0.1 micro F capacitor that is operating at 1000 Hz? 312 Ohm 1590 Ohm 690 Ohm None of these less than 1 Ohm 312 Ohm 1590 Ohm 690 Ohm None of these less than 1 Ohm ANSWER DOWNLOAD EXAMIANS APP
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