Electronic Principles 1 Microfarad is the same as: 1 million picofarads None of these 1 millionth of a picofarad 1000 millifarads 1 million farads 1 million picofarads None of these 1 millionth of a picofarad 1000 millifarads 1 million farads ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a pure inductor: ac current is converted to dc voltage ac current lags the voltage by 90 degree None of these ac current and voltage are exactly in phase ac current leads the voltage by 90 degree ac current is converted to dc voltage ac current lags the voltage by 90 degree None of these ac current and voltage are exactly in phase ac current leads the voltage by 90 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The dielectric constant of a material is a measure of: the amount of opposition to the current flow how well the material concentrates magnetic lines of force the amount of voltage it can withstand before breaking down None of these how well the material concentrates electrostatic lines of force the amount of opposition to the current flow how well the material concentrates magnetic lines of force the amount of voltage it can withstand before breaking down None of these how well the material concentrates electrostatic lines of force ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the impedance of a series RC circuit? The impedance is greater than either the resistance or capacitive reactance but less than their sum None of these The impedance is equal to the sum of the resistance and capacitive reactance The impedance is greater than the sum of the resistance and capacitive reactance The impedance is less than the sum of the resistance and capacitive reactance The impedance is greater than either the resistance or capacitive reactance but less than their sum None of these The impedance is equal to the sum of the resistance and capacitive reactance The impedance is greater than the sum of the resistance and capacitive reactance The impedance is less than the sum of the resistance and capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases best describes residual magnetism? The amount of magnetic flux that is not confined to the core material of an electromagnet The force of attraction between the poles of a permanent and temporary magnetic field Magnetism that remains in the core of an electromagnet after the current through the coil is turned off The circular magnetic field that surrounds a conductor carrying a current None of these The amount of magnetic flux that is not confined to the core material of an electromagnet The force of attraction between the poles of a permanent and temporary magnetic field Magnetism that remains in the core of an electromagnet after the current through the coil is turned off The circular magnetic field that surrounds a conductor carrying a current None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A circuit has two different voltage sources that are connected in a series-aiding form. If the sources are rated at 6 V and 9 V, what is the total source voltage? 15 V None of these 8 V 16 V 7.5 V 15 V None of these 8 V 16 V 7.5 V ANSWER DOWNLOAD EXAMIANS APP