FITS AND LIMITS - Quiz

1) Calculate the tolerance of 100e8 shaft from the given data minimum deviation - 72 maximum deviation- 126?

0.054 0.072 0.078 0.126

2) Calculate the tolerance from the given data 20+0.021-0.002?

-0.023 0.023 -0.032 0.032

3) What is the purpose of knurling operation?

Good grip and appearances Good surface finish Deep hole Under cut

4) What is the speed used for knurling?

1/2 of turning speed 1/3 of turning speed Same as turning speed Double the turning speed

5) Which operation is used to increase the diameter of work slightly to get a press fit?

Knurling Turning Punching Grooving