The distance between one point on a screw thread and the corresponding point on the next thread, measured parallel to the axis is called as :

8) In a single-start thread :

Answer is:

Lead and pitch are equal

Explanation:

Lead is the distance of a threaded component moves along the matching component during one complete revolution. For a single start thread the lead is equal to the pitch.

9) Which one of the following screw thread forms has an included angle of 29 Degree between the flanks of thread ?

Answer is:

Acme thread

Explanation:

The American Acme form has an included flank angle of 29-degrees. The metric Trapezoidal thread is at 30-degrees.

10) The pitch diameter of the external screw thread is checked by :

Answer is:

Screw thread micrometer

Explanation:

Screw thread micrometer is used to measure the effective diameter of the screw threads. This dimension is important, because the area of the thread flanks in the vicinity of the pitch line is where the greatest transmission of force occurs between mating threads.

11) A screw thread is formed on a cylindrical surface by cutting :

Answer is:

Helical grooves

Explanation:

A screw thread is formed on a cylindrical surface by cutting Helical grooves on its surface.

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The distance between one point on a screw thread and the corresponding point on the next thread, measured parallel to the axis is called as :

Pitch of thread

For More Screw Threads MCQ - Turner (Set-1) with Answers

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8) In a single-start thread :

Lead and pitch are equal

9) Which one of the following screw thread forms has an included angle of 29 Degree between the flanks of thread ?

Acme thread

10) The pitch diameter of the external screw thread is checked by :

Screw thread micrometer

11) A screw thread is formed on a cylindrical surface by cutting :

Helical grooves

For More Screw Threads MCQ - Turner (Set-1) with Answers