Electric Vehicles Final Exam Study Guide: Questions & Answers: Latest Updated Solution

Most modern gasoline/electric hybrid cars use brushless DC motors. (T/F?) (Ans- True The angular velocity of the rotor in an induction motor "slips" with respect to the angular velocity of the magnetic field around the stator coils. (T/F?) (Ans- True It is not possible to have regenerative braking in an electric car that use an induction motor. (T/F?) (Ans- False High power solid state switching devices for use in electric vehicle power electronic are . . . (Ans- Insulated Gate Bipolar Transistors (IGBT) Solid state switches and inductors in a DC regulator cannot step up the voltage from a battery (T/F?) (Ans- FalseA H bridge changes the current direction in motor stator windings in motors used in some electric vehicles. (T/F?) (Ans- True Electronic switches in power electronics can control the shape of an AC current waveform that is applied to stator windings of an induction motor used in an electric vehicle. (T/F?) (Ans- True Electronic switches in power electronics cannot control the frequency of an AC current waveform that is applied to stator windings of an induction motor used in an electric vehicle. (T/F?) (Ans- False A three phase H bridge cannot be used in th