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MCQ - Mechanical TNPSC JTO
JTO - 551 - Engineering Drawing and Draughtsman - 551 - unit - 06 - Screw Threads Bolts Nuts Washers

51)   

 Which nut offers protection to the exposed end of the bolt?

A.
B.
C.
D.
Answer: B
52)   

 Which nut has a groove or ring for locking purpose?

A.
B.
C.
D.
Answer: B
53)   

A dome nut is typically used when: 

A.
B.
C.
D.
Answer: C
54)   

 Which nut type is most commonly used in hand-tightened operations?

A.
B.
C.
D.
Answer: A
55)   

 A cylindrical nut is also known as:

A.
B.
C.
D.
Answer: A
56)   

 A chamfered washer is mainly used to:

A.
B.
C.
D.
Answer: B
57)   

 Spring washers are not suitable for: 

A.
B.
C.
D.
Answer: C
58)   

Which type of washer is generally used with slotted nuts and castle nuts? 

A.
B.
C.
D.
Answer: A
59)   

 Which washer has a helical shape?

A.
B.
C.
D.
Answer: B
60)   

 Washers are generally placed:

A.
B.
C.
D.
Answer: B
61)   

 In multiple start threads, the lead is:

A.
B.
C.
D.
Answer: C
62)   

Which type of thread is most commonly used in general-purpose fasteners? 

A.
B.
C.
D.
Answer: B
63)   

 In Acme threads, the thread angle is:

A.
B.
C.
D.
Answer: C
64)   

The thread primarily used in screw jacks and vice screws is: 

A.
B.
C.
D.
Answer: A
65)   

 The BSW thread form is characterized by:

A.
B.
C.
D.
Answer: C
66)   

 Which bolt is most suitable for through-hole with no head protrusion?

A.
B.
C.
D.
Answer: B
67)   

 Which bolt has a rounded head and is commonly used in furniture?

A.
B.
C.
D.
Answer: A
68)   

 Which bolt can be used to support ceiling fixtures?

A.
B.
C.
D.
Answer: B
69)   

 Which bolt is fully threaded and directly screws into a tapped hole?

A.
B.
C.
D.
Answer: A
70)   

 Which bolt is best suited for lifting heavy machinery?

A.
B.
C.
D.
Answer: B
71)   

 Which nut is used when the bolt end must be protected from damage or corrosion? 

A.
B.
C.
D.
Answer: B
72)   

 Which nut allows locking without the use of washers or pins?

A.
B.
C.
D.
Answer: C
73)   

Which nut is specially designed for applications requiring better grip and load distribution? 

A.
B.
C.
D.
Answer: A
74)   

 A capstan nut is tightened using: 

A.
B.
C.
D.
Answer: C
75)   

The ring nut is generally tightened using:

A.
B.
C.
D.
Answer: C