Machine Design
The radial distance from the __________ to the clearance circle is called working depth.

None of these
Pitch circle
Addendum circle
Dedendum circle

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Machine Design
Plastic flow in ductile materials

Lessens the seriousness of static loading stress concentration
Has no effect on it
Depends on other considerations
Increases the seriousness of static loading stress concentration

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Machine Design
In replacing the V-belts, a complete set of new belts is used instead of replacing a single damaged belt because

Only one belt cannot be fitted with other used belts
New and old belts will cause vibrations
Belts are available in sets
The new belt will carry more than its share and result in short life

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Machine Design
In the calculation of induced shear stress in helical springs, the Wahl's stress factor is used to take care of

Combined effect of transverse shear stress and bending stress in the wire
Combined effect of bending stress and curvature of the wire
Combined effect of transverse shear stress and curvature of wire
Combined effect of torsional shear stress and transverse shear stress in the wire

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