Electronic Principles Which is the most widely used semiconductor? Copper Silicon All of these None of these Germanium Copper Silicon All of these None of these Germanium ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The direction of electron current flow is: None of these from neutral to positive from right to left from positive to negative from negative to positive None of these from neutral to positive from right to left from positive to negative from negative to positive ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the phase shift between total current and voltage, if 100 ohm resistor connected in parallel with an inductor that has a reactance of 200W? 0 degree 180 degree 26.6 degree None of these 90 degree 0 degree 180 degree 26.6 degree None of these 90 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating voltage of a purely capacitive circuit: None of these has no effect on the capacitive reactance multiplies the capacitive reactance by 7 doubles the amount of capacitive reactance cuts the capacitive reactance in half None of these has no effect on the capacitive reactance multiplies the capacitive reactance by 7 doubles the amount of capacitive reactance cuts the capacitive reactance in half 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 700 V 208 V 651 V None of these 707 V 700 V 208 V 651 V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If a load resistance is 1 kW, a stiff current source has a resistance of Less than 10 Ohm Less than 100 k Ohm None of these At least 10 Ohm More than 100 k Ohm Less than 10 Ohm Less than 100 k Ohm None of these At least 10 Ohm More than 100 k Ohm ANSWER DOWNLOAD EXAMIANS APP
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