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This set of Manufacturing Processes Multiple Choice Questions & Answers (MCQs) focuses on Metal Cutting Lathes
Q1 | To cut a screw of 3mm pitch on Lathe machine having same speeds of spindle and lead screw, the tool should move, parallel to the axis of the work, a distance of ____ for every revolution of the spindle.
- 1.5 mm
- 3 mm
- 4.5 mm
- 6 mm
Q2 | In cutting Right hand threads, the spindle and lead screw rotates in the
- Same direction
- Opposite direction
- Same or Opposite direction
- Spindle rotates but lead screw does not rotate
Q3 | In lathe, form tools are used to produce
- Cylindrical surfaces
- Tapered surfaces
- The surfaces which are neither cylindrical nor tapered
- Threads
Q4 | Which of the following operation, we can’t perform on drilling machine?
- reaming
- tapping
- lapping
- none of the mentioned
Q5 | Floating holder is included in______ method of tool holding devices.
- by directly fitting in the spindle
- by special attachments
- by a socket
- none of the mentioned
Q6 | Which of the following method is not used for holding tool?
- by a sleeve
- by chucks
- by a socket
- none of the mentioned
Q7 | We can’t perform grinding operation in a drilling machine.
- true
- false
- none
- all
Q8 | Which of the following device is not used for holding the work in a drilling machine?
- step block
- drill jigs
- both step block and drill jigs
- none of the mentioned
Q9 | In drilling operation, work should be held by hand.
- true
- false
- none
- all
Q10 | The drilling machine is the second most important machine tool in a workshop.
- true
- false
- none
- all
Q11 | The drilling machine was primarily designed to originate a _____
- flat surface
- cylindrical surface
- taper surface
- none of the mentioned
Q12 | For drilling operation, the drill rotates with_____ pressure if job is held on earth.
- upward
- downward
- 45 degree inclined to both planes
- none of the mentioned
Q13 | Tapping attachment is included in_______ method of tool holding devices.
- by chucks
- by a sleeve
- by directly fitting in the spindle
- none of the mentioned
Q14 | What does the boring mean?
- a process of making a hole in an object
- a process of enlarging a hole which is already in an object
- a process of finishing an existing hole very smoothly and accurately in size
- none of the above
Q15 | Which operation can correct hole location, size or alignment of the hole which is already drilled in workpiece?
- Boring
- Rimming
- Both a. and b
- None of the above
Q16 | Which drilling machine is used to perform drilling operation on the workpieces which are too heavy and also maybe too large to mount on worktable?
- Portable drilling machine
- Sensitive drilling machine
- Radial drilling machine
- none of the above
Q17 | The effect of setting a boring tool above center height leads to
- Increase in the effective rake angle and a decrease in the effective clearance angle
- Increase in both effective rake angle and effective clearance angle
- Decrease in the effective rake angle and an increase in the effective clearance angle
- Decrease in both effective rake angle and effective clearance angle
Q18 | In which of the following machine, the work rotates and the tool is stationary?
- Vertical boring machine
- Horizontal boring machine
- Precision boring machine
- Jig boring machine
Q19 | The process of chamfering the entrance of a drilled hole is known as_____
- counter-boring
- counter-sinking
- counter-fillet
- trepanning
Q20 | On drilling machine, which process is known as reaming?
- Enlargement of existing hole
- Hole made by removal of metal along the hole circumference
- Smoothly finishing and accurately sizing a drilled hole
- All of the above
Q21 | During milling, the cutter usually moves
- Perpendicular to its axis
- Parallel to its axis
- Inclined to its axis
- Any of the above
Q22 | The speed at which the piece advances through the cutter is called
- Cutting speed
- Feed rate
- Depth of cut
- None of the above
Q23 | In _____, the cutting action occurs primarily at the end corners of the milling cutter.
- Face milling
- Peripheral milling
- Both (A) and (B)
- None of the above
Q24 | Peripheral milling is well suited to the cutting of
- Deep slots
- Threads
- Gear teeth
- All of the above
Q25 | A milling cutter may have surfaces made of
- High speed steel
- Cemented carbide
- Aluminium oxide
- Both (A) and (B)