Author Question: The primary mark of a well designed fluid nozzle is that it: A) Is small in order to raise fluid ... (Read 133 times)

Evvie72 · **on:** Jul 26, 2018

The primary mark of a well designed fluid nozzle is that it:

A) Is small in order to raise fluid pressure B) Is large enough to transmit lots of fluid
C) Keeps air away from the cutting area D) Is directed at the wheel-work interface

Question 2

When a grinding wheel face becomes shiny and smooth or glazed, this shows that the wheel:

A) Structure is open B) Grade is too hard
C) Grit size is too coarse D) Has the wrong abrasive