In a shaft with a transverse hole, as the hole to the shaft diameter ratio_____(increase/ decrease), the torsional stress concentration factor ______ (increases/ decreases)

In a shaft with a transverse hole, as the hole to the shaft diameter r

1.	In a shaft with a transverse hole, as the hole to the shaft diameter ratio_____(increase/ decrease), the torsional stress concentration factor ______ (increases/ decreases)
A.	Increase, decreases
B.	Increase
C.	decreases
D.	None of these
Answer» B. Increase

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In a shaft with a transverse hole, as the hole to the shaft diameter ratio_(increase/ decrease), the torsional stress concentration factor __ (increases/ decreases)

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