d 12 mm -rp= 9 mm 112.5 mm Ao 75 mm a) A hole is to be drilled in the plate at A. The diameters of the bits available to drill the hole range from 12 to 24 mm in 3-mm increments. Determine the diameter d of the largest bit that can be used if the allowable load at the hole is to exceed that at the fillets. b) If the allowable stress in the plate is 145 MPa, what is the corresponding allowable load P? 2.
d 12 mm -rp= 9 mm 112.5 mm Ao 75 mm a) A hole is to be drilled in the plate at A. The diameters of the bits available to drill the hole range from 12 to 24 mm in 3-mm increments. Determine the diameter d of the largest bit that can be used if the allowable load at the hole is to exceed that at the fillets. b) If the allowable stress in the plate is 145 MPa, what is the corresponding allowable load P? 2.
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Question
a) A hole is to be drilled in the plate at A. The diameters of the bits available to drill
the hole range from 12 to 24 mm in 3-mm increments. Determine the diameter
d of the largest bit that can be used if the allowable load at the hole is to exceed
that at the fillets.
b) If the allowable stress in the plate is 145 MPa, what is the corresponding
allowable load P?

Transcribed Image Text:d
12 mm
Tj= 9 mm
112.5 mm
Ao
75 mm
a) A hole is to be drilled in the plate at A. The diameters of the bits available to drill
the hole range from 12 to 24 mm in 3-mm increments. Determine the diameter
d of the largest bit that can be used if the allowable load at the hole is to exceed
that at the fillets.
b) If the allowable stress in the plate is 145 MPa, what is the corresponding
allowable load P?
2.
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