Electronic Principles Doubling the operating frequency of a purely capacitive circuit: doubles the amount of total current cuts the total current by one-half has no effect on the total circuit current None of these thrice the amount of total current doubles the amount of total current cuts the total current by one-half has no effect on the total circuit current None of these thrice the amount of total current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The graph of current gain versus collector current indicates that the current gain varies enormously is contant None of these equals the collector current divided by the base current varies slightly varies enormously is contant None of these equals the collector current divided by the base current varies slightly ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases most accurately describes a purely capacitive circuit? Capacitive reactance provides the only opposition to current flow The ac voltage leads the current by 90 degree Resistances provide the only opposition to current flow Combinations of resistance and capacitive reactance provide any opposition to current flow None of these Capacitive reactance provides the only opposition to current flow The ac voltage leads the current by 90 degree Resistances provide the only opposition to current flow Combinations of resistance and capacitive reactance provide any opposition to current flow None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following is a statement of KirchhofFs voltage law? The voltage drop across a resistance is proportional to the value of resistance and the amount of current flowing through it None of these The total voltage in a parallel circuit is less than the value of the smallest voltage The algebraic sum of voltages in a loop is equal to zero The algebraic sum of voltages entering and leaving a point is equal to zero The voltage drop across a resistance is proportional to the value of resistance and the amount of current flowing through it None of these The total voltage in a parallel circuit is less than the value of the smallest voltage The algebraic sum of voltages in a loop is equal to zero The algebraic sum of voltages entering and leaving a point is equal to zero ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A loadstone is: a paramagnetic alloy None of these a natural magnet an artificial magnet a temporary magnet a paramagnetic alloy None of these a natural magnet an artificial magnet a temporary magnet ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A resistor has a rated value of 100 ohm and a tolerance of 10%. What is its minimum and maximum allowable resistance value? 90 Ohm - 101 ohm 99 Ohm - 102 ohm None of these 90 Ohm - 110 ohm 98 Ohm - 100.1 ohm 90 Ohm - 101 ohm 99 Ohm - 102 ohm None of these 90 Ohm - 110 ohm 98 Ohm - 100.1 ohm ANSWER DOWNLOAD EXAMIANS APP
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