4901. Intercooling in compressors results in saving of power in compressing given volume of air to a given pressure.
Correct
Incorrect
✅ 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.
4902. The torque available at the contact between driving wheels and road is known as
brake effort
tractive effort
clutch effort
none of these
✅ The correct answer is option B.
4903. The value of the reheat factor varies from
1.02 to 1.06
1.08 to 1.l0
1.2 to 1.6
1.6 to 2
✅ The correct answer is option A.
4904. Ferrite and pearlite makes the steel soft and ductile.
Agree
Disagree
✅ The correct answer is option A.
4905. A large clearance Volume in a reciprocating compressor results in
reduced volume flow rate
increased volume flow rate
lower suction pressure
lower delivery pressure
✅ The correct answer is option A.
4906. The bending stress in a beam is __________ section modulus.
directly proportional to
inversely proportional to
✅ The correct answer is option B.
4907. Bar chart is suitable for
large project
major work
minor work
all of these
✅ The correct answer is option C.
4908. Lapping is an operation of
making a cone-shaped enlargement of the end of a hole
smoothing and squaring the surface around a hole
sizing and finishing a small diameter hole
producing a hole by removing metal along the circumference of a hollow cutting tool
✅ The correct answer is option C.
4909. The range of projectile on a downward inclined plane is __________ the range on upward inclined plane for the same velocity of projection and angle of projection.
less than
more than
equal to
✅ The correct answer is option B.
4910. In reaction turbines, the axial thrust is due to
pressure drop across the rotor
change in axial velocity
both (a) and (b)
none of these
✅ The correct answer is option C.