Q. What is duplex process used for?

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Q. What is done to distinguish the rails?

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Q. What is the value of Tolerance for Horizontal straightness of Class A rails?

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Q. What is the Tup test also known as?

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Q. What is the height from which the weight is dropped in falling weight test?

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Q. The tensile strength of the rail should not be less than ______

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Q. Where are third quality rails used?

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Q. Third quality rails are painted by which colour on the end face?

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Q. 90 UTS rails are more resistant against wear and tear as compared to Manganese rails with 72 UTS.

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Q. What is the advantage of End hardened rails?

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Q. What is done for hardening of Head hardened rails?

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Q. Where does maximum lateral wear of rail occurs?

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Q. Which of the following is responsible for wear and tear of rails in coastal areas?

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Q. The difference in height of the rail at end and at a point 30cm away from the end is called as ________

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Q. Where are rail lubricators used?

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Q. Which of the following methods cannot be used for measurement of wear of rails?

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Q. Interchanging inner and outer rails will lead to ______

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Q. What can be done to prevent Hogging of rails?

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Q. In which type of defect patches of metal fall from the rail table?

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Q. What causes wheel burns?

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