ASSEMBLY - Quiz

1) Which type of cutting tool is tempered by heating upto 230 Degree Centigrade?

Taps Drills Turning tool Reamers

2) Why normalising process is carried out in steel?

To add cutting ability To develop high hardness To remove stress and strain To increase wear resistance

3) Which heat treatment process increases the wear resistance of steel?

Annealing Tempering Hardening Normalising

4) What is the purpose of annealing?

To soften the steel To add cutting ability To increase wear resistance To refine the grain structure of the steel

5) Why square head screws are provided with collar?

Protect work surface Raise the head width Provide leak proof joint Provide access for tools