Author Question: The shape of the tooth on a gear is called: A. Tooth form. B. Tooth angle. C. Tooth pitch. D. ... (Read 59 times)

craiczarry · **on:** Aug 19, 2018

The shape of the tooth on a gear is called:

A. Tooth form.
B. Tooth angle.
C. Tooth pitch.
D. Tooth taper.

Question 2

Dry friction depends on the force that presses two forces together and on
_________________ .

A. the size of the surface area of the two surfaces
B. the speed at which the two surfaces areas move past each other
C. the type of materials of which the two surfaces are made
D. All of the above