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Machine Design

Machine Design
A locking device extensively used in marine type connecting rod ends is a

Sawn nut
Castle nut
Jam nut
Ring nut

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Machine Design
A crankshaft is a __________ shaft.

Transmission
None of these
Machine
Machine frame

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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)

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

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Machine Design
Rankine's theory of failure is applicable for following type of materials

Ductile
Brittle
Plastic
Elastic

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Machine Design
In designing a key, it is assumed that the distribution of forces along the length of key

Varies exponentially, being more at the torque-input end
Varies linearly
Varies exponentially, being less at the torque-input end
Is uniform throughout

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Machine Design
A steel containing up to 0.15% carbon is known as

High carbon steel
Dead mild steel
Medium carbon steel
Mild steel

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