BASIC WORKSHOP PRACTICE - Quiz

1) Which process improves the sealing between the mating parts?

Filling Grinding Reaming Lapping

2) What is the reason for weak cutting edge of twist drill?

Clearance angle is too small Clearance angle is too high Lib angle is too small Lib angle is too high

3) What is the reason for twist drill does not cut?

Clearance angle is too small Clearance angle is too high Rake angle is too small Rake angle is too high

4) What will be the effect on the hole if worn out reamer is used?

Oversize Undersize Correct size Normal size