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MCQ - TNPSC JTO

JTO - 551 - Engineering Drawing and Draughtsman

551 - unit - 09 - Mechanical Automobile RAC Components

1)   

 Which symbol represents a fuse in an electrical circuit diagram? 

A.
B.
C.
D.
Answer: B
2)   

  What does the ‘spring return’ symbol indicate in a mechanical system?

A.
B.
C.
D.
Answer: C
3)   

 The symbol of a bulb with cross inside a circle usually represents:

A.
B.
C.
D.
Answer: B
4)   

Which of the following indicates a hydraulic pilot actuation symbol?

A.
B.
C.
D.
Answer: B
5)   

  What does the zigzag symbol with an arrow through it represent in a circuit?

A.
B.
C.
D.
Answer: B
6)   

 Which type of gear is most commonly used in rack and pinion steering systems? 

A.
B.
C.
D.
Answer: C
7)   

 Multi-plate clutches are mainly used in:

A.
B.
C.
D.
Answer: B
8)   

 The primary function of the DC-DC converter in EVs is to:

A.
B.
C.
D.
Answer: C
9)   

Which of the following tyres does not require an inner tube?

A.
B.
C.
D.
Answer: C
10)   

 What is the purpose of a spiral bevel gear in automobiles?

A.
B.
C.
D.
Answer: D
11)   

 In a typical horn circuit, the horn is connected in parallel with:

A.
B.
C.
D.
Answer: C
12)   

 The flasher unit in the lighting system helps in:

A.
B.
C.
D.
Answer: B
13)   

 Which device is used to regulate charging in alternator charging circuit? 

A.
B.
C.
D.
Answer: B
14)   

 A rear passenger window electric operation circuit usually includes:

A.
B.
C.
D.
Answer: A
15)   

 Central door locking system typically uses what type of actuator?

A.
B.
C.
D.
Answer: C
16)   

 In the block diagram of TCS (Traction Control System), which component detects wheel slip?

A.
B.
C.
D.
Answer: B