Electronic Principles How many protons does the nucleus of a silicon atom contain? 48 14 None of these 29 4 48 14 None of these 29 4 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A step-up transformer has a turns ratio of 1:4. If the line voltage is 115 V rms, what is the peak secondary voltage? 707 V None of these 700 V 651 V 208 V 707 V None of these 700 V 651 V 208 V 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? 30 V None of these 18 V 24 V 12 V 30 V None of these 18 V 24 V 12 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The peak value of a sine waveform is: the amplitude at 1.41 times the maximum value the amplitude at 70.7% of the maximum value the amplitude at 90% of the maximum value the maximum positive or negative value None of these the amplitude at 1.41 times the maximum value the amplitude at 70.7% of the maximum value the amplitude at 90% of the maximum value the maximum positive or negative value None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A flashlight battery has internal resistance of 1W. For what values of load resistance does the flashlight battery appear stiff? None of these 10 Ohm 100 Ohm or more 50 Ohm 60 Ohm None of these 10 Ohm 100 Ohm or more 50 Ohm 60 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What are the main parts of an atom? Electrons, protons, and neutrons Protons only Electrons, ions, and neutrons None of these Electrons, protons, and ions Electrons, protons, and neutrons Protons only Electrons, ions, and neutrons None of these Electrons, protons, and ions ANSWER DOWNLOAD EXAMIANS APP
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