Electronic Principles The rotating coil of wire in an electric motor is called the: armature None of these loop commutator brush armature None of these loop commutator brush ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the diameter of the coil in an inductor: reduces the value of inductance by one-half reduces the value of inductance by one-fourth multiplies the value of inductance by four multiplies the value of inductance by two None of these reduces the value of inductance by one-half reduces the value of inductance by one-fourth multiplies the value of inductance by four multiplies the value of inductance by two None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases best describes residual magnetism? The circular magnetic field that surrounds a conductor carrying a current 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 None of these The amount of magnetic flux that is not confined to the core material of an electromagnet The circular magnetic field that surrounds a conductor carrying a current 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 None of these The amount of magnetic flux that is not confined to the core material of an electromagnet ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a voltage source has an ideal voltage of 12V and an internal resistance of 0.5W. For what values of load resistance will the voltage source appear stiff? 100 Ohm 50 Ohm or more None of these 5 Ohm 6 Ohm 100 Ohm 50 Ohm or more None of these 5 Ohm 6 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When operating above its resonant frequency, a parallel RLC circuit has the characteristics of a: purely resistive circuit parallel RL circuit parallel RLC circuit operated above its resonant frequency parallel RC circuit None of these purely resistive circuit parallel RL circuit parallel RLC circuit operated above its resonant frequency parallel RC circuit None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The equivalent of 1 megohms is: one-millionth of an ohm None of these 100,000 ohm 1 k ohm one million ohms one-millionth of an ohm None of these 100,000 ohm 1 k ohm one million ohms ANSWER DOWNLOAD EXAMIANS APP
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