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Machine Design

Machine Design
Crushing resistance required to crush the rivet per pitch length is

(p - d) t.σc
n.d.t.σc
p.t.σc
p.d.σc

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Machine Design
According to Indian standard specifications, a Grey cast iron designated by 'FG 200' means that the

Maximum compressive strength is 200 N/mm²
Maximum shear strength is 200 N/mm²
Minimum tensile strength is 200 N/mm²
Carbon content is 2%

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Machine Design
In a turnbuckle, if one of the rods has left hand threads, then the other rod will have

Right hand threads
Left hand threads
Pointed threads
Multiple threads

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Machine Design
A tapered key which fits in a key way in the hub and the bottom of which is shaped to fit the curved surface of the shaft, is known as,

Hollow saddle key
Soft key
None of these
Hollow key

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Machine Design
The design of shafts made of brittle materials is based on

Guest's theory
Von Mises theory
St Venant's theory
Rankine's theory

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Machine Design
When the bearing is subjected to large fluctuations of load and heavy impacts, the bearing characteristic number should be _________ the bearing modulus.

10 times
20 times
5 times
15 times

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