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.

4771. The purpose of testing an internal combustion engine is

to determine the information, which can not be obtained by calculations
to conform the data used in design, the validity of which may be doubtful
to satisfy the customer regarding the performance of the engine
all of the above
✅ The correct answer is option D.

4773. Intercooling in gas turbines

decreases net output but increases thermal efficiency
increases net output but decreases thermal efficiency
decreases net output and thermal efficiency both
increases net output and thermal efficiency both
✅ The correct answer is option B.

4774. PERT requires

single time estimate
double time estimate
triple time estimate
none of these
✅ The correct answer is option C.

4776. In second type of levers,

load is in between the fulcrum and effort
effort is in between the fulcrum and load
fulcrum is in between the load and effort
none of these
✅ The correct answer is option A.
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