Calculate the moments of inertia about the centroidal x and y axes for the shape below.  Use calculation spreadsheets as in homework problems.  Also calculate radii of gyration. Upload your spreadsheets.  If centroid is assumed, no need to upload your centroid calc spreadsheet.  Make sure answers are labeled correctly.

When low kilovoltage peak settings are used (65 kVp to 70 kVp), a film with ____ will result.

In dentistry, the _____ the wavelengths of the x-rays, the greater their energy and their usefulness.

H10 tool steel is used for which application?

Bonus #4  (2 points) _____________ is almost pure iron.  It has little tendency to dissolve carbon when carbon is added. Therefore, little carbon is present.

it’s length is measured including the headit is often used as a pivot pointit is always as strong as a grade 8 fastenerit is used when there is little clearance flat head bolt shoulder bolt socket head cap screw (Allen bolt) low head bolt

Bonus #5  (2 points)   Recycled scrap is a major source of copper metal.  Over ________% of the copper in products made today has been recycled from scrap.

Cold Working is

A grade five hex head cap screw contains  _______(number) lines on its head indicating the grade.

The material that surrounds and binds together fibers in a composite material is called the _________.