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Machine Design

Machine Design
The centre to centre distance between two consecutive rivets in a row, is called

Margin
Back pitch
Pitch
Diagonal pitch

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Machine Design
The design calculations for members subject to fluctuating loads with the same factor of safety, yield the most conservative estimates when using

Soderberg relation
None of these
Goodman relation
Gerber relation

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Machine Design
The connecting rod bolts are tightened up with initial tension greater than the external load so that

Bolts are weakest elements
The resultant load on the bolt would not be affected by the external cyclic load
Bolts will not loosen during service
Joint may not open up

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Machine Design
According to I.B.R., the distance between the rows of rivets, for equal number of rivets in more than one row for lap joint or butt joint (chain riveting) shall not be less than

2 d
d
2.5 d
1.5 d

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Machine Design
A shaft is subjected to

Shear stresses
All of these
Combined bending and shear stresses
Bending stresses

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Machine Design
The root angle of a bevel gear is equal to

Pitch angle + addendum angle
Pitch angle - dedendum angle
Pitch angle + dedendum angle
Pitch angle - addendum angle

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