A. Suspended salt
B. Dissolved salt
C. Silica
D. Turbidity
✅ The correct answer is option C.
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.
782. The product out from a cupola is called
A. Wrought iron
B. Pig iron
C. Cast iron
D. None of these
✅ The correct answer is option C.
783. Superheating of steam is done at constant
A. Enthalpy
B. Entropy
C. Pressure
D. Volume
✅ The correct answer is option C.
784. Suitability of steel for its use in cable is judged by its strength in
A. Tension
B. Compression
C. Torsion
D. Shear
✅ The correct answer is option A.
785. Moist air is cooled along the line of constant __________ , when it is passed over a cold & dry cooling coil, such that no condensation occurs?
A. Enthalpy
B. Relative humidity
C. Wet bulb temperature
D. Dew point temperature
✅ The correct answer is option D.
786. The phenomenon of strain-ageing is generally experienced with
A. Cast iron
B. Low carbon steel
C. High manganese steel
D. High carbon steel
✅ The correct answer is option B.
787. Dies for wire drawing are generally made of
A. Mild steel
B. Stainless steel
C. Carbides
D. High carbon steel
✅ The correct answer is option C.
788. Which of the following metals reacts violently with water ?
A. Mercury
B. Sodium
C. Calcium
D. Magnesium
✅ The correct answer is option B.
789. The total frictional resistance to fluid flow does not depend upon the
A. Roughness of the surface
B. Fluid pressure
C. Fluid density
D. Fluid velocity
✅ The correct answer is option B.
790. Sulphur is melted in the sulphuric acid plant most commonly by employing
A. Electrical heater
B. Steam heater
C. Direct fuel oil fired heater
D. Gas fired furnace
✅ The correct answer is option B.