Electronic Principles Current is None of these An imbalance of electrical charges The force that causes electrons to flow The number of free electrons in an atom The flow of charged particles through a material None of these An imbalance of electrical charges The force that causes electrons to flow The number of free electrons in an atom The flow of charged particles through a material ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a transistor operates at the middle of the load line, an increase in the base resistance will move the Q point None of these off the load line down nowhere up None of these off the load line down nowhere up ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the total resistance of a series circuit that contains four resistors having values of 220W, 470W, 1W, and 1.2W? None of these 844.5 Ohm 692.2 Ohm 3890 Ohm 1234 Ohm None of these 844.5 Ohm 692.2 Ohm 3890 Ohm 1234 Ohm 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? 20 A 0.20833333333333 None of these 50 A 20 A 0.20833333333333 None of these 50 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a purely capacitive circuit: cuts the total current by one-half doubles the amount of total current has no effect on the total circuit current None of these thrice the amount of total current cuts the total current by one-half doubles the amount of total current has no effect on the total circuit current None of these thrice the amount of total current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The current gain of a transistor is defined as the ratio of the collector current to the emitter current None of these collector current supply current base current emitter current None of these collector current supply current base current ANSWER DOWNLOAD EXAMIANS APP
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