Fatigue life of a material for a fully reversed loading condition is estimated from a = 1100 N 0.15 where a is the stress amplitude in MPa and N is the failure life in cycles. The maximum allowable stress amplitude (in MPa) for a life of 1 105 cycles under the same loading condition is_______(correction to two decimal places).

Fatigue life of a material for a fully reversed loading condition is e

1.	Fatigue life of a material for a fully reversed loading condition is estimated from _a = 1100 N^0.15 where _a is the stress amplitude in MPa and N is the failure life in cycles. The maximum allowable stress amplitude (in MPa) for a life of 1 10⁵ cycles under the same loading condition is_______(correction to two decimal places).
A.	195.61 N
B.	194.61 N
C.	193.61 N
D.	192.61 N
Answer» B. 194.61 N

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