161) the hole to be drilled for tapping is ______ the outside diameter of the thread on the tap.

equal to

smaller than

greater than

Answer is:

smaller than

Production Engineering MCQ with Answers

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162) In which of the following machine, the work remains stationary and the tool is rotated?

Vertical boring machine

Horizontal boring machine

Precision boring machine

Jig boring machine

Answer is:

Horizontal boring machine

163) 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

Answer is:

Vertical boring machine

164) The main purpose of a boring operation, as compared to drilling, is to

drill a hole

finish the drilled hole

correct the hole

enlarge the existing hole

Answer is:

enlarge the existing hole

165) The effect of setting a boring tool above centre 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 increase in the effective clearance angle

decrease in both effective rake angle and effective clearance angle

Answer is:

increase in the effective rake angle and a decrease in the effective clearance angle

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161) the hole to be drilled for tapping is ______ the outside diameter of the thread on the tap.

smaller than

Production Engineering MCQ with Answers

Related Production Engineering MCQ with Answers

162) In which of the following machine, the work remains stationary and the tool is rotated?

Horizontal boring machine

163) In which of the following machine, the work rotates and the tool is stationary?

Vertical boring machine

164) The main purpose of a boring operation, as compared to drilling, is to

enlarge the existing hole

165) The effect of setting a boring tool above centre height leads to

increase in the effective rake angle and a decrease in the effective clearance angle

Production Engineering MCQ with Answers