Electronic Principles A device that converts mechanical pressure to electrical energy is called a: photodiode piezoelectric device None of these nicad cell solar cell photodiode piezoelectric device None of these nicad cell solar cell ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The north pole of a magnet is the one: that would be attracted to the earth's north magnetic pole that would be repelled by the south pole of another magnet that would be attracted to the earth's south magnetic pole None of these that has its molecules arranged in a random pattern that would be attracted to the earth's north magnetic pole that would be repelled by the south pole of another magnet that would be attracted to the earth's south magnetic pole None of these that has its molecules arranged in a random pattern ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles For a pure capacitor: ac current leads the voltage by 90 degree None of these ac current is converted to dc voltage ac current and voltage are exactly in phase ac current lags the voltage by 90 degree ac current leads the voltage by 90 degree None of these ac current is converted to dc voltage ac current and voltage are exactly in phase ac current lags the voltage by 90 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A circuit has two different voltage sources that are connected in a series-opposing form. If the sources are rated at 6 V and 9 V, what is the total source voltage? 7.5 V None of these 8 V 16 V 3 V 7.5 V None of these 8 V 16 V 3 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the capacitive reactance of a 0.1 micro F capacitor that is operating at 1000 Hz? None of these 690 Ohm 1590 Ohm less than 1 Ohm 312 Ohm None of these 690 Ohm 1590 Ohm less than 1 Ohm 312 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Reducing the amount of current through an inductor: multiplies the value of inductance by two has no effect on the inductance multiplies the value of inductance by four reduces the value of inductance by one-half None of these multiplies the value of inductance by two has no effect on the inductance multiplies the value of inductance by four reduces the value of inductance by one-half None of these ANSWER DOWNLOAD EXAMIANS APP