PPSCFPSCNTSPakistan govt jobs
- Subject
- Chemical Engineering Basicschemical-engineering › chemical-engineering-basics
- Published
- 12 Feb 2019
- Last updated
- 28 May 2026
Explanation
Option C is incorrect because electrical resistance welding (ERW) is used to manufacture welded pipes, not seamless pipes. Seamless pipes are produced by processes like extrusion or rotary piercing. The other options correctly describe processing methods for plastics and metal forming.
More Chemical Engineering Basics MCQs
Practice related questions from the same subject.
- 1.Which of the following statements is accurate?
- 2.Identify the incorrect statement from the following:
- 3.Identify the incorrect statement from the following options:
- 4.Identify the incorrect statement from the following options:
- 5.Identify the incorrect statement from the following:
- 6.What is the characteristic nature of steel made from phosphatic iron?
- 7.Although tin ranks below iron in the electrochemical series, why is it still used to coat steel for corrosion resistance?
- 8.In which type of heat exchanger does the temperature distribution of both hot and cold fluids form parallel straight lines?
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