Machine Design
For crank shaft bearings, the ratio of the length of the journal to its diameter is_________.

Equal to 1
Less than unity
None of these
Greater than unity

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Machine Design
In composite or reverse laid ropes

Wires are not twisted
Direction of twist of wires in strands is opposite to the direction of twist of strands
Wires in two adjacent strands are twisted in opposite direction
Direction of twist of wires and strands are same

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