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Questions and Answers
What are the two types of cylindrical grinding machines mentioned in the text?
What are the two types of cylindrical grinding machines mentioned in the text?
- Plain and tapered
- External and internal (correct)
- Reciprocating and rotary
- Vertical and horizontal
Which type of surface grinder is characterized by leaving a criss-cross pattern of grinding scratches on the work surface?
Which type of surface grinder is characterized by leaving a criss-cross pattern of grinding scratches on the work surface?
- Vertical spindle and reciprocating table type
- Vertical spindle and rotary table type (correct)
- Horizontal spindle and reciprocating table type
- Horizontal spindle and rotary table type
What operation involves removing excess material from metal parts using a grinding wheel made of hard abrasives?
What operation involves removing excess material from metal parts using a grinding wheel made of hard abrasives?
- Taper grinding
- Cylindrical grinding (correct)
- Gear grinding
- Thread grinding
In which gear grinding process are two saucer shaped grinding wheels used?
In which gear grinding process are two saucer shaped grinding wheels used?
What classification of grinding wheels is made up of many hard particles known as abrasives with sharp edges?
What classification of grinding wheels is made up of many hard particles known as abrasives with sharp edges?
Which principal group does diamond belong to according to abrasive classification?
Which principal group does diamond belong to according to abrasive classification?
What is emery used for as an abrasive?
What is emery used for as an abrasive?
Which type of surface grinder has the majority that are of horizontal spindle types?
Which type of surface grinder has the majority that are of horizontal spindle types?
How does taper grinding on long workpieces differ from taper grinding on short workpieces?
How does taper grinding on long workpieces differ from taper grinding on short workpieces?
In thread grinding machines, how is the grinding wheel shaped?
In thread grinding machines, how is the grinding wheel shaped?
What is the main purpose of grinding in machining processes?
What is the main purpose of grinding in machining processes?
Which type of grinding machine is used to remove excess metal from cast parts with no regard to accuracy?
Which type of grinding machine is used to remove excess metal from cast parts with no regard to accuracy?
What is the level of accuracy achieved in the grinding process?
What is the level of accuracy achieved in the grinding process?
Which type of grinding machine is used to finish parts to very accurate dimensions?
Which type of grinding machine is used to finish parts to very accurate dimensions?
What do precision grinders primarily focus on when finishing parts?
What do precision grinders primarily focus on when finishing parts?
Which type of grinding machines are used to remove excess metal from welded joints?
Which type of grinding machines are used to remove excess metal from welded joints?
What is the hardest available natural abrasive?
What is the hardest available natural abrasive?
What substance is employed to hold abrasive grains together in the form of grinding wheels?
What substance is employed to hold abrasive grains together in the form of grinding wheels?
Which abrasive material is used for grinding materials of low tensile strength like ceramic materials?
Which abrasive material is used for grinding materials of low tensile strength like ceramic materials?
Which abrasive material is better adapted for grinding materials of high tensile strength like most steels?
Which abrasive material is better adapted for grinding materials of high tensile strength like most steels?
What is the grain size that indicates a large grain of abrasive in the grinding wheel?
What is the grain size that indicates a large grain of abrasive in the grinding wheel?
What does the grade of a grinding wheel refer to?
What does the grade of a grinding wheel refer to?
What type of bond holds abrasive grains more securely in a grinding wheel?
What type of bond holds abrasive grains more securely in a grinding wheel?
What does the structure of a grinding wheel refer to?
What does the structure of a grinding wheel refer to?
What Indian standard marking element represents the size of abrasive in a grinding wheel?
What Indian standard marking element represents the size of abrasive in a grinding wheel?
'Green grit' and 'black grit' are associated with which type of artificial abrasive?
'Green grit' and 'black grit' are associated with which type of artificial abrasive?
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