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? 0.20833333333333 None of these 20 A 50 A 0.20833333333333 None of these 20 A 50 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When a parallel RLC circuit is operating at its resonant frequency: capacitive reactance is greater than the inductive reactance None of these the difference between inductive and capacitive reactance is equal to the resistance inductive reactance is greater than the capacitive reactance inductive reactance is equal to the capacitive reactance capacitive reactance is greater than the inductive reactance None of these the difference between inductive and capacitive reactance is equal to the resistance inductive reactance is greater than the capacitive reactance inductive reactance is equal to the capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The equivalent of 1 megohms is: one million ohms 1 k ohm one-millionth of an ohm None of these 100,000 ohm one million ohms 1 k ohm one-millionth of an ohm None of these 100,000 ohm 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 22, 000 Ohm, 10% 220 Ohm, 10% 22,000 Ohm, 5% 220 Ohm, 5% None of these 22, 000 Ohm, 10% 220 Ohm, 10% 22,000 Ohm, 5% ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An audio transformer has a turn ratio of 9, What is its impedance ratio? None of these 81 6 9 85 None of these 81 6 9 85 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating voltage of a purely capacitive circuit: cuts the capacitive reactance in half multiplies the capacitive reactance by 7 None of these doubles the amount of capacitive reactance has no effect on the capacitive reactance cuts the capacitive reactance in half multiplies the capacitive reactance by 7 None of these doubles the amount of capacitive reactance has no effect on the capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS