The drill shown is jammed in the wall and is subjected to the torque and force shown in the diagram. Determine the normal stress (in MPa) at point A on the cross section of the drill bit at section a−a.

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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The drill shown is jammed in the wall and is subjected to the torque and force shown in the diagram. Determine the normal stress (in MPa) at point A on the cross section of the drill bit at section a−a.

X
y
a 20 N-m
a
125 mm
Z
B
y
400 mm
-5 mm
Section a - a
نما
-in
1+/
150 N
Transcribed Image Text:X y a 20 N-m a 125 mm Z B y 400 mm -5 mm Section a - a نما -in 1+/ 150 N
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