Consider the following statements: 1. Grinding 2. Coating 3. Hammer peening For improving the fatigue strength of steel. Of the above statements:

Consider the following statements: 1. Grinding 2. Coating 3. Hamme

1.	Consider the following statements: 1. Grinding 2. Coating 3. Hammer peening For improving the fatigue strength of steel. Of the above statements:
A.	1 and 2 are correct
B.	2 and 3 are correct
C.	1 and 3 are correct
D.	1, 2 and 3 are correct.
Answer» D. 1, 2 and 3 are correct.

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Consider the following statements: 1. Grinding 2. Coating 3. Hammer peening For improving the fatigue strength of steel. Of the above statements:

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