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What is the nature of fatigue fracture?

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in Corrosion Engineering by (98.5k points)
What is the nature of fatigue fracture?

(a) Brittle fracture

(b) Cup and cone fracture

(c) Tensile fracture

(d) Brittle and tensile fracture

The question was posed to me during an interview.

My doubt is from Eight Forms topic in portion Eight Forms of Corrosion of Corrosion Engineering

1 Answer

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Best answer
Correct answer is (a) Brittle fracture

Best explanation: A fatigue crack propagates until the cross-sectional area of the metal is reduced to the point where the ultimate strength is exceeded and rapid brittle fracture occurs. The nature of fatigue fracture is brittle.

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