Q. The fatigue fracture occurs __________

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Q. Fatigue of materials is characterized by ________ curve.

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Q. How can the mean stress of fatigue be evaluated?

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Q. The stress below which the material does not fail is called _________

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Q. What kind of indenter is used in a Brinell test?

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Q. For how long is the load maintained in a Brinell test?

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Q. How does the Vicker’s hardness test differ from Brinell’s?

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Q. What is the angle of indenter in Vicker’s hardness test?

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Q. How is the Vicker’s hardness number defined as?

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Q. The indenter used in C-scale of Rockwell hardness test is named _________

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Q. Which of the following is not a Rockwell hardness scale?

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Q. Which materials are to be tested using an F-scale?

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Q. Which of the following scales are used for testing of very soft thermoplastics?

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Q. What is the load that the Vickers hardness test can carry?

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Q. Tensile testing of metals is done using _________

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Q. The compressive test is done on which of the following materials?

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Q. Which of the following is not a method of shear test?

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Q. ________ plating is used for protection against wear in lead bearings.

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Q. What are the applications of chromium plating?

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Q. What is the hardness of a rhodium plate?

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