Determine the number of life cycles for an alternating stress of 70 ksi. Select one: a. N = 1.66E+05 b. N = 2.56E+05 c. N = 1.00E+06 d. N = 3.33E+05

Elements Of Electromagnetics
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Author:Sadiku, Matthew N. O.
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A member in a machine is filleted as shown in the figure. The member dimensions are D = 1.300 in, d = 1.000 in, h = 0.125 in, and r = 0.125 in. The member is made of steel with Sut = 115 ksi. The corrected fatigue strength of the member is 65 ksi. Determine the number of life cycles for an alternating stress of 70 ksi. Select one: a. N = 1.66E+05 b. N = 2.56E+05 c. N = 1.00E+06 d. N = 3.33E+05
h
D
d
MT
M
Transcribed Image Text:h D d MT M
A member in a machine is filleted as
shown in the figure. The member
dimensions are D = 1.300 in, d = 1.000 in, h
= 0.125 in, andr = 0.125 in. The member is
made of steel with Sut = 115 ksi. The
corrected fatigue strength of the member
is 65 ksi. Determine the number of life
cycles for an alternating stress of 70 ksi.
Select one:
a. N = 1.66E+05
b. N = 2.56E+05
c. N = 1.00E+06
%3D
d. N = 3.33E+05
Transcribed Image Text:A member in a machine is filleted as shown in the figure. The member dimensions are D = 1.300 in, d = 1.000 in, h = 0.125 in, andr = 0.125 in. The member is made of steel with Sut = 115 ksi. The corrected fatigue strength of the member is 65 ksi. Determine the number of life cycles for an alternating stress of 70 ksi. Select one: a. N = 1.66E+05 b. N = 2.56E+05 c. N = 1.00E+06 %3D d. N = 3.33E+05
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