[Dec-2024] API API-936 Exam: Basic Questions With Answers
New 2024 Realistic Free API API-936 Exam Dump Questions and Answer
NEW QUESTION # 24
Based on screen analysis the fines (cement, fumed silica, fine alumina) in typical modern castable is
- A. None of the above
- B. 20 - 30%
- C. 40 - 50%
- D. 30 - 40%
Answer: D
NEW QUESTION # 25
The standard size of a fabricated test panel for pneumatic gunning qualification is
- A. None of the above
- B. (500 mm x 500 mm)
- C. (700 mm x 700 mm)
- D. (600 mm x 600 mm) 24 " x 24"
Answer: D
NEW QUESTION # 26
To compose a sample for the modulus of rupture test from an equivalent number of refractory shapes, the specimen should be
- A. At least four
- B. At least five
- C. At least three
- D. At least two
Answer: B
NEW QUESTION # 27
Commercially on calcined basis bauxite must contain at least
- A. None of the above
- B. 65% fused silica
- C. 60% alumina
- D. 65% alumina
Answer: D
NEW QUESTION # 28
For fire clay and some high alumina materials, the most commonly used index of refractoriness is known as:
- A. None of the above
- B. Refractoriness under load
- C. Refractoriness
- D. Pyrometric cone equivalent
Answer: D
NEW QUESTION # 29
The color of stripe for Inconel 600 alloy material of metallic anchor is
- A. None of the above
- B. 2 solid black
- C. 2 solid blue
- D. 1 solid black
Answer: C
NEW QUESTION # 30
In ceramics, the property of resistance to melting, softening, or deformation at high temperature is called.
- A. None of the above
- B. Pyrometric cone equivalent
- C. Cold crushing strength
- D. Refractoriness
Answer: D
NEW QUESTION # 31
As per API recommended practice 936, the standard test method for reheat change of refractory brick is
- A. None of the above
- B. C 133 - 97
- C. C113 - 02
- D. C 181 - 91
Answer: C
NEW QUESTION # 32
A refractory materials, stiffer than plastic, that cannot be extruded but has suitable properties to permit ramming into place to form a monolithic structure
- A. None of the above
- B. Monolithic refractory
- C. Plastic refractory
- D. Ramming mix
Answer: D
NEW QUESTION # 33
Pre-turn around planning means
- A. Any of the above
- B. At least 12 months prior to the turnaround
- C. At least 6 months prior to the turnaround
- D. At least 8 months prior to the turnaround
Answer: C
NEW QUESTION # 34
The functions of refractories include resistance to other destructive influences such as abrasion, pressure, chemical attack, and or rapid changes in temperature is called.
- A. None of the above
- B. Primary function
- C. Tertiary function
- D. Secondary function
Answer: D
NEW QUESTION # 35
Hex mesh supplied in flexible rolls and ready fit to a curved surfaces is called
- A. Flexmesh
- B. Hexcel
- C. All of the above
- D. Hexalt anchor
Answer: A
NEW QUESTION # 36
Refractory cast into a mock-up may be stripped and visually inspected after a minimum curing of
- A. 16 hrs
- B. 12 hrs
- C. 8 hrs
- D. 24 hrs
Answer: B
NEW QUESTION # 37
Forms (types) of refractory
- A. Unshaped
- B. All above
- C. Shaped
- D. Refractory (ceramic) fibers
Answer: B
NEW QUESTION # 38
Section of transfer line in which flow is in a downward direction is called
- A. None of the above
- B. Standpipe of FCCU
- C. Transfer line of FCCU
- D. Riser of FCCU
Answer: B
NEW QUESTION # 39
Additives used to facilitate moisture removal of refractory linings during dry out are called
- A. None of the above
- B. Metal fiber
- C. Organic fiber
- D. Mineral fiber
Answer: C
NEW QUESTION # 40
Fiber concentrations typically range is
- A. Any of the above
- B. 1 - 3 wt percent
- C. 1 - 2 wt percent
- D. 1 - 4 wt percent
Answer: D
NEW QUESTION # 41
A moldable refractory material that can be extruded and has a level of workability that permits it to be pounded into place to form a monolithic structure
- A. None of the above
- B. Monolithic refractory
- C. Ramming mix
- D. Plastic refractory
Answer: D
NEW QUESTION # 42
Refractory lined pipe used for the transport of hot particulate medium and gases between process vessels is called
- A. None of the above
- B. Standpipe of FCCU
- C. Transfer line of FCCU
- D. Fractionator of FCCU
Answer: C
NEW QUESTION # 43
A metallic anchor made from rod or bar stock that is configured in a V-shape is called
- A. None of the above
- B. Stud wed
- C. Footed anchor
- D. V-anchor
Answer: D
NEW QUESTION # 44
Refractories containing a substantial amount of silica which is reactive with basic refractories, basic slags, or basic fluxes at high temperatures are known as
- A. None of the above
- B. Basic refractories
- C. Natural refecatories
- D. Acid refractories
Answer: D
NEW QUESTION # 45
A group of rock minerals having nearly perfect cleavage in one direction and consisting of thin elastic plates and the most common varieties are muscovite and biotite is called
- A. None of the above
- B. Mica
- C. Corundum
- D. Kaolin
Answer: B
NEW QUESTION # 46
All the samples for the CCs test must be dried at 220 to 230?C (105 to 110?C) for
- A. 20 hrs (overnight)
- B. 12 hrs (overnight)
- C. 18 hrs (overnight)
- D. 24 hrs (overnight)
Answer: D
NEW QUESTION # 47
A natural or synthetic mineral theoretically consisting solely of alumina (Al2O3), specific gravity 4.00 - 4.02, melting point 3720?F. (2050? C) Hardness 8.8 is called
- A. None of the above
- B. Mica
- C. Kaolin
- D. Corundum
Answer: D
NEW QUESTION # 48
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