Electronic Principles The value of a capacitor can be made larger by: increasing the voltage applied to the plates None of these decreasing the area of the plates increasing the frequency of the applied voltage increasing the area of the plates increasing the voltage applied to the plates None of these decreasing the area of the plates increasing the frequency of the applied voltage increasing the area of the plates ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Household light bulbs have a given power rating, and they operate at 120 V. Which one of the following equations most directly provides the current rating of these light bulbs? None of these P = E2/R I = P/E P = I2R P = IE None of these P = E2/R I = P/E P = I2R P = IE ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A farad is defined as the amount of capacitance necessary for: storing 1 V for 1 second dissipating 1 W of power causing an ac phase shift greater than 90 degree changing the voltage on the plates at the rate of 1 V per second when 1 A of current is flowing None of these storing 1 V for 1 second dissipating 1 W of power causing an ac phase shift greater than 90 degree changing the voltage on the plates at the rate of 1 V per second when 1 A of current is flowing None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a voltage source has an ideal voltage of 15V and a source resistance of 0.2W. For what values of load resistance will the voltage source appear stiff? 30 Ohm 100 Ohm None of these 20 Ohm 10 Ohm 30 Ohm 100 Ohm None of these 20 Ohm 10 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The equivalent of 1 megohms is: None of these 100,000 ohm one-millionth of an ohm 1 k ohm one million ohms None of these 100,000 ohm one-millionth of an ohm 1 k ohm one million ohms ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases most accurately describes a purely inductive circuit? Inductive reactance provides the only opposition to current flow Combinations of resistance and inductive reactance provide any opposition to current flow Resistances provide the only opposition to current flow The ac voltage lags the current by 90 degree None of these Inductive reactance provides the only opposition to current flow Combinations of resistance and inductive reactance provide any opposition to current flow Resistances provide the only opposition to current flow The ac voltage lags the current by 90 degree None of these ANSWER DOWNLOAD EXAMIANS APP