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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66. When slack of an activity is positive

it represents a situation where extra resources are available and the completion of project is not delayed
it represents that a programme falls behind schedule and additional resources are required to complete the project in time
the activity is critical and any delay in its performance will delay the completion of whole project
any one of the above
✅ The correct answer is option A.

68. In thrust bearings, the load acts

along the axis of rotation
parallel to the axis of rotation
perpendicular to the axis of rotation
in any direction
✅ The correct answer is option A.