4111. The radial distance of a tooth from the pitch circle to the top of the tooth is called
dedendum
addendum
clearance
working depth
✅ The correct answer is option B.
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.
4112. The endurance limit for a mirror polished material will be __________ as compared to unpolished material.
same
less
more
✅ The correct answer is option C.
4113. The amount of water evaporated from feed water at __________ into dry and saturated steam at 100° C at normal atmospheric pressure is called equivalent evaporation from and at 100° C.
0°C
40°C
60°C
100°C
✅ The correct answer is option D.
4114. A closed cycle gas turbine consists of a
compressor
heating chamber
cooling chamber
all of these
✅ The correct answer is option D.
4115. Scheduling
prescribes the sequence of operations to be followed
determines the programme for the operations
is concerned with starting of processes
regulates the progress
✅ The correct answer is option B.
4116. The cutting force in up milling __________ per tooth movement of the cutter.
is zero
is maximum
decreases from maximum to zero
increases from zero to
✅ The correct answer is option D.
4117. Larger than 15° side cutting edge angle
increases tool life
decreases tool life
produces chipping and decreases tool life
results in excessive s
✅ The correct answer is option C.
4118. In the below figure, PC is the connecting rod and OC is the crank making an angle θ with the line of stroke PO and rotates with uniform angular velocity at ω rad/s. The Klien’s acceleration diagram for determining the acceleration of the piston P is shown by quadrilateral C Q NO. The acceleration of the piston P with respect to the crankpin C is given by
ω2 x NO
ω2 x CO
ω2 x CN
ω2 x QN
✅ The correct answer is option C.
4119. The fuel used in a blast furnace is
coal
coke
wood
producer gas
✅ The correct answer is option B.