Machine Design
A key made from a cylindrical disc having segmental cross-section, is known as

Woodruff key
Gib head key
Feather key
Flat saddle key

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Machine Design
Which is correct statement?

A member made of steel will generally be more rigid than a member of equal load carrying ability made of cast iron
Both will be equally rigid
Which one is rigid will depend on several other factors
A member made of cast iron will generally be more rigid than a member of equal load carrying ability made of steel

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