Electronic Principles How much current flows through a 60-W light bulb that is operating at 120 V? None of these 7200 A 0.5A 0.083333333333333 180 A None of these 7200 A 0.5A 0.083333333333333 180 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose the peak value of a sinusoidal voltage is 50 V. What is the rms value? None of these 37.4 V 38.74 V 30.4 V 35.4 V None of these 37.4 V 38.74 V 30.4 V 35.4 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements applies to common, non-rechargeable flashlight batteries? Common flashlight batteries are primary dry-cell batteries Common flashlight batteries are secondary dry-cell batteries None of these Common flashlight batteries are secondary wet-cell batteries Common flashlight batteries are primary wet-cell batteries Common flashlight batteries are primary dry-cell batteries Common flashlight batteries are secondary dry-cell batteries None of these Common flashlight batteries are secondary wet-cell batteries Common flashlight batteries are primary wet-cell batteries ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The core of an electromagnet is said to be in saturation when: an increase in current through the coil causes no further increase in the mmf frequent changes in the direction of current through the coil causes heating effects in the core material the core is permitted to move freely within the coil None of these changing the polarity of the current in the coil changes the polarity of the magnetic field around the core an increase in current through the coil causes no further increase in the mmf frequent changes in the direction of current through the coil causes heating effects in the core material the core is permitted to move freely within the coil None of these changing the polarity of the current in the coil changes the polarity of the magnetic field around the core ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A zener diode has a voltage of 10 V and a current of 20 mA. What is the power dissipation? 200 mW 20 mW None of these 300 mW 10 mW 200 mW 20 mW None of these 300 mW 10 mW ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the inductive reactance of a 2-H coil operating at 60 Hz? 754 Ohm 120 Ohm 30 Ohm None of these 60 Ohm 754 Ohm 120 Ohm 30 Ohm None of these 60 Ohm ANSWER DOWNLOAD EXAMIANS APP
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