Electronic Principles A circuit has two different voltage sources that are connected in a series-aiding form. If the sources are rated at 6 V and 9 V, what is the total source voltage? 15 V 7.5 V 16 V None of these 8 V 15 V 7.5 V 16 V None of these 8 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which is the most widely used semiconductor? Silicon Germanium All of these Copper None of these Silicon Germanium All of these Copper None of these ANSWER DOWNLOAD EXAMIANS APP
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 0.20833333333333 None of these 50 A 20 A 0.20833333333333 None of these 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? None of these 208 V 651 V 707 V 700 V None of these 208 V 651 V 707 V 700 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Determine the resistance value and tolerance of a resistor that has the following color bands; first band is red, second band is red, third band is orange, and the fourth band is gold 220 Ohm, 5% None of these 220 Ohm, 10% 22, 000 Ohm, 10% 22,000 Ohm, 5% 220 Ohm, 5% None of these 220 Ohm, 10% 22, 000 Ohm, 10% 22,000 Ohm, 5% ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a step-down transformer, which is larger? Secondary voltage Primary voltage None of these Neither Impossible to say Secondary voltage Primary voltage None of these Neither Impossible to say ANSWER DOWNLOAD EXAMIANS APP
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