obtain variable moment of inertia (I) in each leaf

permit each leaf to act as a overhanging beam

have variable bending moment (M) in each leaf

make M/I constant throughout the length of the leaf

surface of the top of the tooth

surface of the tooth above the pitch surface

surface of the tooth below the pitch surface

width of the tooth measured along the pitch circle

Yes

No

Unknown

None

regain its original shape after deformation when the external forces are removed

draw into wires by the application of a tensile force

resist fracture due to high impact loads

retain deformation produced under load permanently

one-eighth

one-fourth

one-half

double