Petroleum Production Operations Questions and Answers – Hydraulic Fracturing – Frac Job Evaluation Techniques

This set of Petroleum Production Operations Multiple Choice Questions & Answers (MCQs) focuses on “Hydraulic Fracturing – Frac Job Evaluation Techniques”.

1. Which of the following is correct regarding the corrosion inhibitors?
a) Used to limit the growth of microbes
b) Used to lower the surface tension
c) To protect casing and other equipment from corroding
d) Known as gelation chemicals
View Answer

Answer: c
Explanation: Corrosion inhibitors are the chemicals that are used to prevent corrosion in the oil and gas equipment and facilities. It is mainly used to protect casing and other equipment from corroding in the oil industry.

2. Which of the following is correct regarding Glutaraldehyde?
a) Eliminates bacteria in the water that produces corrosive by-products
b) To protect casing and equipment from corroding
c) Known as gelation chemicals
d) Used to limit the growth of microbes
View Answer

Answer: a
Explanation: Glutaraldehyde is an additive used in the hydraulic fracturing job that eliminates bacteria in the water that produces corrosive by-products. Glutaraldehyde is also a disinfectant used in the oil and gas industry.

3. Which of the following is correct regarding Quaternary Ammonium Chloride?
a) Known as gelation chemicals
b) To protect casing and equipment from corroding
c) Eliminates bacteria found in the water that produces corrosive by-products
d) Used to limit the growth of microbes
View Answer

Answer: c
Explanation: Quaternary Ammonium Chloride is also known as quats. Quaternary Ammonium Chloride eliminates bacteria found in the water that produces corrosive by-products. Quaternary ammonium salts are used as surfactants which can lower the surface tension.
advertisement
advertisement

4. Which of the following is correct regarding Tetrakis Hydroxymethyl-Phosphonium Sulfate?
a) Known as gelation chemicals
b) Is a biocide that eliminates bacteria found in water
c) Eliminates oil from an emulsion
d) Used to limit the growth of microbes
View Answer

Answer: b
Explanation: Tetrakis Hydroxymethyl-Phosphonium Sulfate is a chemical additive used in hydraulic fracturing job that is a biocide that eliminates bacteria found in the water that produces corrosive by-products.

5. Which of the following is correct regarding Ammonium Persulfate?
a) Known as gelation chemicals
b) Is a biocide that eliminates bacteria found in water
c) Eliminates oil from an emulsion
d) Allows a delayed break down of the gel
View Answer

Answer: d
Explanation: Ammonium Persulfate is a chemical additive that allows delayed break down of the gel. Ammonium persulfate is the inorganic compound and it has the chemical formula (NH4)2S2O8.
Sanfoundry Certification Contest of the Month is Live. 100+ Subjects. Participate Now!

Sanfoundry Global Education & Learning Series – Petroleum Production Operations.

To practice all areas of Petroleum Production Operations, here is complete set of 1000+ Multiple Choice Questions and Answers.

advertisement

advertisement
advertisement
Subscribe to our Newsletters (Subject-wise). Participate in the Sanfoundry Certification contest to get free Certificate of Merit. Join our social networks below and stay updated with latest contests, videos, internships and jobs!

Youtube | Telegram | LinkedIn | Instagram | Facebook | Twitter | Pinterest
Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

Subscribe to his free Masterclasses at Youtube & discussions at Telegram SanfoundryClasses.