Basic Chemical Engineering MCQs

Practice Basic Chemical Engineering MCQs with answers and explanations to prepare for exams, interviews, and job tests. Our question bank covers fundamental topics such as units and dimensions, material and energy balances, fluid mechanics, thermodynamics, heat transfer, mass transfer, and chemical process basics. These multiple-choice questions are designed for students, fresh graduates, and competitive exam aspirants preparing for NTS, PPSC, FPSC, PEC exams, GATE, university entry tests, and recruitment assessments. Strengthen your core concepts and problem-solving skills with our updated Basic Chemical Engineering MCQs.

553. Draft allowance given to patterns is for

A. Compensating the liquid state shrinkage
B. Easy removal of pattern from the mold cavity
C. Providing support for the core placement
D. Compensating the solidification shrinkage
✅ The correct answer is option B.

556. Surface tension of a liquid

A. Is due to intermolecular forces of cohesion
B. Decreases with rise in temperature
C. Is responsible for the spherical shape of an isolated liquid drop
D. All of the above
✅ The correct answer is option D.
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