MCQ - TNPSC JTO
JTO - 542 - Mechanic Electric Vehicle
542 - Unit V Electric Vehicle Components and Comparison
65)
What is a chopper in DC drive?
A.
B.
C.
D.
66)
A step-down chopper reduces:
A.
B.
C.
D.
67)
A step-up chopper increases:
A.
B.
C.
D.
68)
Chopper circuits are used in:
A.
B.
C.
D.
69)
In chopper control, output voltage depends on:
A.
B.
C.
D.
70)
Chopper control is suitable for:
A.
B.
C.
D.
71)
A control strategy in EVs helps in:
A.
B.
C.
D.
72)
Chopper amplifier is used for:
A.
B.
C.
D.
73)
PWM stands for:
A.
B.
C.
D.
74)
PWM is used in chopper to control:
A.
B.
C.
D.
75)
In a PWM-based chopper, increasing duty cycle will:
A.
B.
C.
D.
76)
Which of the following devices is used in chopper circuits?
A.
B.
C.
D.
77)
Efficiency of chopper-controlled DC drive is:
A.
B.
C.
D.
78)
The main aim of a control system in EVs is to:
A.
B.
C.
D.
79)
Chopper amplifier provides:
A.
B.
C.
D.
80)
One advantage of chopper drive in EVs is:
A.
B.
C.
D.