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Guide for API Refractory Personnel

Quiz API Refractory Personnel

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/ 10

Quiz

1/10
Brick, tile, fired shapes and fused cast shapes are
Select the answer
1 correct answer
A.
shaped refractory
B.
unshaped refractory
C.
refractory fiber
D.
all above

Quiz

2/10
Forms (types) of refractory
Select the answer
1 correct answer
A.
Shaped
B.
Unshaped
C.
Refractory (ceramic) fibers
D.
All above

Quiz

3/10
Fused silica aggregate is used as a raw material in a castable providing
Select the answer
1 correct answer
A.
Low thermal conductivity
B.
Low thermal expansion
C.
Low thermal conductivity and low thermal expansion
D.
None of the above

Quiz

4/10
Materials having refractory properties which form a refractory body when bonded into a conglomerate
mass by a matrix is called
Select the answer
1 correct answer
A.
Cementitious concrete
B.
Refractory mass
C.
Refractory aggregate
D.
None of the above

Quiz

5/10
For fire clay and some high alumina materials, the most commonly used index of refractoriness is known
as:
Select the answer
1 correct answer
A.
Refractoriness
B.
Pyrometric cone equivalent
C.
Refractoriness under load
D.
None of the above

Quiz

6/10
In ceramics, the property of resistance to melting, softening, or deformation at high temperature is called.
Select the answer
1 correct answer
A.
Refractoriness
B.
Pyrometric cone equivalent
C.
Cold crushing strength
D.
None of the above

Quiz

7/10
Refractories chemically and physically stable at
Select the answer
1 correct answer
A.
Low temperatures
B.
Average temperatures
C.
High temperatures
D.
None of the above

Quiz

8/10
Refractories means
Select the answer
1 correct answer
A.
Hard to fuse
B.
Hard to test
C.
Hart to set
D.
None of the above

Quiz

9/10
The functions of refractories include resistance to other destructive influences such as abrasion,
pressure, chemical attack, and or rapid changes in temperature is called.
Select the answer
1 correct answer
A.
Primary function
B.
Secondary function
C.
Tertiary function
D.
None of the above

Quiz

10/10
Which function of refractories is to resist temperature?
Select the answer
1 correct answer
A.
Primary function
B.
Secondary function
C.
Tertiary function
D.
None of the above
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Info quiz:

  • Quiz name:API Refractory Personnel
  • Total number of questions:100
  • Number of questions for the test:50
  • Pass score:80%

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