Diameter of rivet hole (d, mm) and the plate thickness (t, mm) are related by Unwin’s formula as___________________?
(A) d = 1.1 t
(B) d = 1.6 √t
(C) d = 1.5 t
(D) d = 3 √t
Diameter of rivet hole (d, mm) and the plate thickness (t, mm) are related by Unwin’s formula as___________________?
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