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Questions and Answers
What is the accuracy of a try square?
0.001 mm per 10 mm length
What is the name of the part marked as x in combination set?
Nut
Which punch is used for witness marks?
Scriber
Name the part marked as x in depth micrometer.
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What is the reading of an outside micrometer (British)?
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Which tool is used for filling narrow grooves and angles above 10°?
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Why are hand taps chamfered at the lead?
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Which caliper is used to mark the center of a round bar?
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What is the name of the defect that causes metal chips to clog between the teeth of a file?
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What is the name of the tool marked as x?
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What is the English term for 'जेनी कैलिपर'?
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Which tool is known as 'फमश जॉइंट कैलिपर' in Hindi?
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What is the name of the vice used for holding small work that requires filing or drilling?
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Which tool is used for preventing thermal expansion by removing chips from the holes?
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What is the name of the gauge mentioned in the text?
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What kind of hacksaw blade is used for cutting along curved lines?
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What is the purpose of using the tool maker's vice?
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Which vice is used to maintain accuracy during work?
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What is the use of bent snips?
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Select the spindle speed (rpm) for H.S.S drill diameter 24 mm and cutting speed (V) = 30 m/min to drill mild steel.
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Name the part of lever shear marked as x.
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What is the use of rivet set?
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What is the part of the lever shear marked as x called?
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What is the part of the lever shear marked as x used for?
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Study Notes
Measuring and Marking Tools
- The accuracy of a try square is ± 0.05 mm per 100 mm.
- The part marked as X in a combination set is the stock.
- A center punch is used for making witness marks.
Micrometers and Calipers
- The reading of an outside micrometer (British) is in inches.
- The part marked as X in a depth micrometer is the spindle.
Taps and Threading
- Hand taps are chamfered at the lead to facilitate easy entry into the hole.
Filing and Drilling
- A hermaphrodite caliper is used to mark the center of a round bar.
- The defect that causes metal chips to clog between the teeth of a file is known as pinching.
- The tool marked as X is a needle file.
- The English term for 'जेनी कैलिपर' is a hermaphrodite caliper.
- The Hindi term 'फमश जョइंट कैलिपर' refers to a universal joint caliper.
Vices
- A bench vice is used for holding small work that requires filing or drilling.
- A tool maker's vice is used for preventing thermal expansion by removing chips from the holes.
- A tool maker's vice is used to maintain accuracy during work.
Cutting Tools
- A hacksaw blade with a curved teeth is used for cutting along curved lines.
- A bent snips is used for cutting curved lines or irregular shapes.
- A rivet set is used for shaping and forming rivets.
Shears and Punches
- The part of a lever shear marked as X is the blade.
- The part marked as X is used for cutting metal sheets or plates.
Drilling
- For an HSS drill diameter of 24 mm and cutting speed of 30 m/min, the spindle speed is 95 rpm to drill mild steel.
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Description
Test your knowledge on basic fitting concepts from the NIMI Question Bank B Tenacity. Identify the part marked as x in a depth micrometer. Choose the correct term for the specified component. Updated on November 1, 2019.
