1. What types of indenters are used in (a) the Brinell hardness test, (b) Rockwell C hardness test,.

1. What types of indenters are used in (a) the Brinell hardness test, (b) Rockwell C hardness test, and (c) Rockwell B hardness test? 2. What are slipbands and slip lines? What causes the formation of slipbands on a metal surface?