Machine Design
A machine part subjected to _________ is called a strut.

An axial tensile force
Any one of these
An axial compressive force
A tangential force

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Machine Design
The ends of the leaves of a semi-elliptical leaf spring are made triangular in order to

Have variable bending moment (M) in each leaf
Obtain variable moment of inertia (I) in each leaf
Make M/I constant throughout the length of the leaf
Permit each leaf to act as an overhanging beam

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