5351. The ferrous metals require more machining allowance than non-ferrous metals.
[A]. True
[B]. False
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✅ The correct answer is option A.
Mechanical Engineering
Prepare with the best Mechanical Engineering MCQs with answers and explanations for exams, interviews, and job tests. Our collection covers core topics such as engineering mechanics, thermodynamics, strength of materials, theory of machines, fluid mechanics, heat transfer, manufacturing processes, machine design, and power plant engineering. These Mechanical Engineering multiple-choice questions are designed for students, fresh graduates, and professionals preparing for NTS, PPSC, FPSC, PEC exams, GATE, university entry tests, and recruitment assessments. Strengthen your technical knowledge and problem-solving ability with our updated and comprehensive Mechanical Engineering MCQs.
5352. The distillation carried out in such a way that the liquid with the lowest boiling point is first evaporated and recondensed, then the liquid with the next higher boiling point is then evaporated and recondensed, and so on until all the available liquid fuels are separately recovered in the sequence of their boiling points. Such a process is called
[A]. cracking
[B]. carbonisation
[C]. fractional distillation
[D]. full distillation
✅ The correct answer is option C.
5353. The ratio of specific heat at constant pressure (cp) and specific heat at constant volume (cv) is
[A]. equal to one
[B]. less than one
[C]. greater than one
[D]. none of these
✅ The correct answer is option C.
5354. The critical pressure ratio for initially wet steam is
[A]. 0.546
[B]. 0.577
[C]. 0.582
[D]. 0.601
✅ The correct answer is option C.
5355. The routing function in a production system design is concerned with
[A]. manpower utilisation
[B]. quality assurance of the product
[C]. machine utilisation
[D]. optimising material flow through the plant
✅ The correct answer is option C.
5356. Stirling and Ericsson cycles are
[A]. reversible cycles
[B]. irreversible cycles
[C]. semi-reversible cycles
[D]. quasi-static cycles
✅ The correct answer is option A.