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

[Evvie72]

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

[briezy]

Answer to Question 1

B

Answer to Question 2

A

[Evvie72]

Thanks for the timely response, appreciate it

[Perkypinki]

Excellent