Which one of the following statements is TRUE?

Home » Materials Science and Manufacturing Engineering » Materials Science and Manufacturing Engineering Miscellaneous » Question

Which one of the following statements is TRUE?

1. The 'GO' gauge controls the upper limit of a hole
2. The 'NO GO' gauge controls the lower limit of a shaft
3. The 'GO' gauge controls the lower limit of a hole
4. The 'NO GO' gauge control the lower limit of a hole

Correct Option: C

Flatness of machine bed can be measured from Auto collimator.