Look at foldout-8. From the information
provided, you can define the coefficient of
linear expansion as: The amount of _____________
per unit length of a substance for each ________
of increase in temperature.
Since the optical flat in Figure 2 is used
to check the flatness of the gage block mating
surface, the optical flat must have a _________
_____________ which is ________ .
The last optical flat feature discussed
was its size. The table in frame 17 shows that
optical flats with the ___________ listed will
have a predetermined _____________ .
The reflected light rays (waves) will be
reflected ________ _______ or out of phase.
You can reason that since there are bright
spaces between the dark _________ __________ ,
No Response Required
some of the reflected waves are in phase and
reinforce each other, while the others are ______
_____ _____________ .
(CONTINUED ON PAGE 46)