chapter 4

Question 1

which of the following EV classifications primarily rely on an external source of electrical energy for traction power
A FCEV
B PHEV
C HEV
D BEV

Answer 1

D BEV

Question 2

Which of the following best describes the traction motor used in most current EVS?
A Seris wound DC
B brushless DC
C AC motor generator
D asynchronous DC

Answer 2

C. AC motor generator

Question 3

Technicia A says that EVs use PMEs to rectify ac to dc electrical current. Technician B says that EVS use PMEs to invert dc to ac electrical current. Who is correct?
A tech a
B tech B
C both
D neither

Answer 3

C both

Question 4

A What is the blended torque device used in a standard toyota HEV drive train
A PSD
B BTD
C traction motor
D PME module

Answer 4

A PSD

Question 5

Technician A says a typical BEV uses a series-paralleel drive train. Technician B says that the typical HEV uses a series drivetrain. Who is correct?
A Tech a
B tech B
C both
D neither

Answer 5

D neither

Question 6

In a typical EV from which electrical device does the traction motor receive ac electrical energy sufficient to power the vehicle
a BCM
B PCM
C PME module
d EESS module(s)

Answer 6

C PME

Question 7

In a HEV drive train using a blended torque transmission (BTT) what BTT componenet produces the electrical energy that is stored in the EESS?
A clutch
B transmission gearing
C reduction gearing
D motor generator

Answer 7

D motor generator

Question 8

In a typical EV drive train that locates a pair of traction motors at either wheel end of a drive axle. Which of the following is usually located between the motor and the drive wheel?
A nothing, direct drive is common
B reduction gearing
C overdrive gearing
D overrunning clutch

Answer 8

A nothing, direct drive is common

Question 9

which of the following best describes the role of the fuel cell in an FCEV drive train?
A produces electrical energy
B functions as the EV battery
C ICE fuel by hydrogen (H2)
D outputs traction torque using a thermochemical reaction

Answer 9

B. Functions as the EV battery

Question 10

In a typical EV, which of the following components are managed by PCM/BMS/PME electronis
A EESS
b traction motor(s)
c current rectification and inversion cycles
D all of the above

Answer 10

D. All of the above