A. Compressive strength
B. Endurance strength
C. Damping capacity
D. Tensile strength
✅ The correct answer is option A.
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.
452. The instrument based on the following principle is used for the measurement of oxygen only in the flue gases.
A. Chemical absorption
B. Thermal conductivity
C. Infrared absorption
D. Paramagnetism
✅ The correct answer is option D.
453. The lightest non-inflammable gas is
A. H₂
B. He
C. Ar
D. O₂
✅ The correct answer is option B.
454. Which of the following metals occurs in nature in their free metallic state?
A. Au & Ag
B. Pb & Zn
C. Cu & Ni
D. None of these
✅ The correct answer is option D.
455. It is possible to form martensite
A. Sometimes by cold working
B. Sometimes without nucleation
C. Sometimes by gas quenching
D. Only in iron based alloys
✅ The correct answer is option D.
456. Which of the following has the highest value of refractive index?
A. Brine (sea water)
B. Diamond
C. Distilled water
D. Glass
✅ The correct answer is option B.
457. Nusselt number/Biot number varies
A. Inversely with thermal conductivity
B. Directly with heat transfer co-efficient
C. Directly with thermal conductivity
D. Inversely with the dimension of the solid
✅ The correct answer is option A.
458. The following thermocouple may be used for measuring temperature upto 1873°K.
A. Chromel-alumel
B. Copper-constantan
C. Platinum-platinum rhodium
D. Iron-constatan
✅ The correct answer is option C.
459. __________ of test specimens is not involved in any hardness testing method.
A. Fracture
B. Indentation
C. Wear
D. Scratch
✅ The correct answer is option A.
460. Which of the following is not a cupro-nick-el alloy?
A. German silver
B. Monel metal
C. Muntz metal
D. None of these
✅ The correct answer is option C.