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

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

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Machine Design
A stud

Has head at one end and other end fits into a tapped hole in the other part to be joined
Has pointed threads
Has both the ends threaded
Has a head on one end and a nut fitted to the other

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Machine Design
According to Rankine's theory, the failure occurs at a point in a member

When the maximum principal stress in a biaxial stress system reaches the elastic limit of the material in a simple tension test
When the strain energy per unit volume in a biaxial stress system reaches the strain energy at the elastic limit per unit volume as determined from a simple tension test
When the maximum principal strain in a biaxial stress system reaches the strain at the elastic limit as determined from a simple tension test
When the maximum shear stress in a biaxial stress system reaches the shear stress at elastic limit in a simple tension test

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Machine Design
In composite or reverse laid ropes

Wires in two adjacent strands are twisted in opposite direction
Direction of twist of wires and strands are same
Direction of twist of wires in strands is opposite to the direction of twist of strands
Wires are not twisted

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