

MCQOPTIONS
Saved Bookmarks
1. |
What is the coefficient of linear expansion of fused quartz used to make optical flats? |
A. | 0.6 x 10<sup>-6</sup>/ degree |
B. | 0.6 x 10<sup>-5</sup>/ degree |
C. | 0.6 x 10<sup>-4</sup>/ degree |
D. | 0.6 x 10<sup>-3</sup> / degree |
Answer» B. 0.6 x 10<sup>-5</sup>/ degree | |