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.

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3171. A flitched beam is used to

change the shape of the beam
effect the saving in material
equalise the strength in tension and compression
increase the cross-sec
✅ The correct answer is option C.

3172. A key way lowers

the strength of the shaft
the rigidity of the shaft
both the strength and rigidity of the shaft
the ductility of the s
✅ The correct answer is option C.
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