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Machine Design

Machine Design
The cold working of metals is carried out __________ the recrystallization temperature.

At
Above
Below
None of these

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Machine Design
Lewis equation in gears is used to find the

Fatigue stress
Shear stress
Tensile stress in bending
Compressive stress in bending

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Machine Design
When the fulcrum is in between the load and effort, the lever is said to be of

Third type
Any one of these
First type
Second type

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Machine Design
The algebraic difference between the maximum limit and the basic size is called

Upper deviation
Actual deviation
Lower deviation
Mean deviation

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Machine Design
According to I.B.R., shearing resistance required to shear off the rivet per pitch length (in double shear) is (where n = Number of rivets per pitch length)

(π/4) d² × τ × n
2 × (π/4) d² × τ × n
1.875 × (π/4) d² × τ × n
3 × (π/4) d² × τ × n

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Machine Design
The buckling load will be maximum for a column, if

Both ends of the column are hinged
One end of the column is clamped and the other end is free
One end of the column is hinged and the other end is free
Both ends of the column are clamped

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