Question 1

Screw threads can be represented on drawings in three different ways. Which of the following is NOT one of the three ways?

Accepted Answer

A) Detailed 
B) Schematic 
C) Isometric 
D) Simplified 
A) Detailed 
B) Schematic 
C) Isometric 
D) Simplified C

Question 2

Tapped holes that have threads that are cut to a specified depth are often referred to as "blind holes".

Accepted Answer

A) True 
 B)False  True

Question 3

Machine screws are stronger and more precise than cap screws.

Accepted Answer

A) True 
 B)False  False

Question 4

For internal threads, the appearance of the external view and the end view will not be affected by the representation method that is used.

Accepted Answer

A) True 
 B)False

Question 5

Which of the ways of showing threads includes crest and root lines that are perpendicular to the axis of the thread?

Accepted Answer

A) Detailed 
B) Schematic 
C) Isometric 
D) Simplified 
A) Detailed 
B) Schematic 
C) Isometric 
D) Simplified

Question 6

Which of the ways of showing threads includes hidden lines to represent the root of the thread?

Accepted Answer

A) Detailed 
B) Schematic 
C) Isometric 
D) Simplified 
A) Detailed 
B) Schematic 
C) Isometric 
D) Simplified

Question 7

Which of the ways of showing threads is the most difficult and time-consuming to produce?

Accepted Answer

A) Detailed 
B) Schematic 
C) Isometric 
D) Simplified 
A) Detailed 
B) Schematic 
C) Isometric 
D) Simplified

Question 8

Markings on the head of a bolt specify the bolt's material and grade classification.

Accepted Answer

A) True 
 B)False

Question 9

These screws might have a cone point, cup point, or oval point.

Accepted Answer

A) Setscrews 
B) Cap screws 
C) Machine screws 
D) Studs 
A) Setscrews 
B) Cap screws 
C) Machine screws 
D) Studs

Question 10

If the end of an external thread is chamfered, the end view will appear the same regardless of the method selected to show the thread in the profile view.

Accepted Answer

A) True 
 B)False

Question 11

Bolts are externally threaded fasteners that are available in different grades of hardness and tensile strength.

Accepted Answer

A) True 
 B)False

Question 12

Screws may be:

Accepted Answer

A) Held in place by a nut 
B) Inserted through clearance holes 
C) Inserted into a threaded hole in a mating part 
D) All of the above are true 
A) Held in place by a nut 
B) Inserted through clearance holes 
C) Inserted into a threaded hole in a mating part 
D) All of the above are true

Question 13

Bolts are generally smaller in size than machine screws and cap screws.

Accepted Answer

A) True 
 B)False

Question 14

Washers and/or lock washers provide all of the following, EXCEPT:

Accepted Answer

A) They can distribute clamping pressure over a wider area 
B) They can prevent marring or scratching the of surface by the rotating fasteners 
C) They can allow the use of shorter screws or bolts 
D) They can prevent loosening of threaded fastener assemblies 
A) They can distribute clamping pressure over a wider area 
B) They can prevent marring or scratching the of surface by the rotating fasteners 
C) They can allow the use of shorter screws or bolts 
D) They can prevent loosening of threaded fastener assemblies

Exam 23: Screw Thread Representation and Threaded Fasteners

Screw threads can be represented on drawings in three different ways. Which of the following is NOT one of the three ways?

Tapped holes that have threads that are cut to a specified depth are often referred to as "blind holes".

Machine screws are stronger and more precise than cap screws.

For internal threads, the appearance of the external view and the end view will not be affected by the representation method that is used.

Which of the ways of showing threads includes crest and root lines that are perpendicular to the axis of the thread?

Which of the ways of showing threads includes hidden lines to represent the root of the thread?

Which of the ways of showing threads is the most difficult and time-consuming to produce?

Markings on the head of a bolt specify the bolt's material and grade classification.

These screws might have a cone point, cup point, or oval point.

If the end of an external thread is chamfered, the end view will appear the same regardless of the method selected to show the thread in the profile view.

Bolts are externally threaded fasteners that are available in different grades of hardness and tensile strength.

Screws may be:

Bolts are generally smaller in size than machine screws and cap screws.

Washers and/or lock washers provide all of the following, EXCEPT:

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