Electronic Principles A power transformer steps 100 V down to 10 V. If the current in its primary winding is 2 A, what is the current in the secondary winding? 50 A 20 A None of these 0.20833333333333 50 A 20 A None of these 0.20833333333333 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts light energy to electrical energy is called a: thermocouple photo transistor photodiode None of these solar cell thermocouple photo transistor photodiode None of these solar cell ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When a series RLC circuit is operating at its resonant frequency: capacitive reactance is greater than the inductive reactance inductive reactance is equal to the capacitive reactance None of these the difference between inductive and capacitive reactance is equal to the resistance inductive reactance is greater than the capacitive reactance capacitive reactance is greater than the inductive reactance inductive reactance is equal to the capacitive reactance None of these the difference between inductive and capacitive reactance is equal to the resistance inductive reactance is greater than the capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rotating coil of wire in an electric motor is called the: None of these armature commutator brush loop None of these armature commutator brush loop 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 primary dry-cell batteries Auto batteries are secondary dry-cell batteries Auto batteries are secondary wet-cell batteries None of these Auto batteries are primary wet-cell batteries Auto batteries are primary dry-cell batteries Auto batteries are secondary dry-cell batteries Auto batteries are secondary wet-cell batteries None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What form of energy is used to maintain an imbalance of charges between the terminals of a battery? Solar energy Chemical energy Mechanical energy None of these Electronical energy Solar energy Chemical energy Mechanical energy None of these Electronical energy ANSWER DOWNLOAD EXAMIANS APP
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