120°
180°
270°
360°
✅ The correct answer is option D.
Mechanical Engineering MCQs
The infeed grinding is similar to plunge grinding.
Yes
No
✅ The correct answer is option A.
If the shear angle is large and the chip-tool contact area is low, then the tool life will be more.
Correct
Incorrect
✅ The correct answer is option A.
The wear load should be __________ the dynamic load.
equal to
less than
greater than
✅ The correct answer is option B.
The process of adding moisture to the air, without change in its dry bulb temperature, is known as humidification.
Agree
Disagree
✅ The correct answer is option A.
The acceleration of a body sliding down an inclined surface is
g sin θ
g cos θ
g tan θ
none of these
✅ The correct answer is option A.
The undershot water wheels are those in which
the wheel runs entirely by the weight of water
the wheel runs entirely by the impulse of water
the wheel runs partly by the weight of water and partly by the impulse of water
none of the above
✅ The correct answer is option B.
Small nose radius
increases tool life
decreases tool life
produces chipping and decreases tool life
results in excessive s
✅ The correct answer is option D.
Gantt chart gives information about
scheduling and routing
sales
production schedule
machine utilisation
✅ The correct answer is option C.
A steel containing more than 0.8% carbon is known as eutectoid steel.
Yes
No
✅ The correct answer is option B.