121. |
How many main types of centers are there in a lathe (most commonly)?
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Answer:
Option (b) |
122. |
Why lathe centers are made of very hard materials?
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Answer:
Option (c) |
123. |
The shanks of all the centers are machined to the Morse 0 to 3 tapers.
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Answer:
Option (b) |
124. |
Self-driving live centers can be used only for soft jobs.
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Answer:
Option (a) |
125. |
Which of the following is the type of lathe centers?
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Answer:
Option (d) |
126. |
Mandrels are used for holding a solid workpiece.
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Answer:
Option (b) |
127. |
Less common but the very often used method is_____
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Answer:
Option (c) |
128. |
Which of the following is the type of mandrels?
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Answer:
Option (d) |
129. |
Which of the following mandrels are most commonly used?
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Answer:
Option (a) |
130. |
The plain mandrel is suitable for_____ size of the bore.
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Answer:
Option (a) |