Q. By adding which of the following material to aluminum alloy piston slap can be avoided?

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Q. Which among the following casting process is used in the casting of the piston?

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Q. Which of the following is not a method to avoid piston slap?

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Q. Which is the material used to wound on a wire wound piston?

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Q. Which among the following type is named when the silicon content is 12% in an aluminum alloy?

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Q. Which of the following is the main reason for a burnt piston?

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Q. Which of the following is not a reason for piston failure?

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Q. Which if the following is defined as the distance between the axis of the piston pin and top of the piston crown?

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Q. Which material is coated on the piston to increase the service life?

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Q. Which among the following is not a function of the piston rings?

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Q. Which of the following is provided to make up for the cylinder wear?

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Q. Which among the following is defined as percentage gap collapse when the ring closed to nominal cylinder diameter for 6 hrs at 350 degrees centigrade?

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Q. Which of the following is not a factor for scuffing?

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Q. Which among the following type of piston ring is used for worn-out cylinders?

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Q. Which of the is caused due to excess of end gap?

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Q. Which of the following is not an advantage of reducing the ring width?

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Q. What is the range in millimeter of the end gap for the top compression ring per 25 mm of bore size?

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Q. What is the reduction of gas leakage in a gapless type ring?

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Q. Which are the other materials added to cast iron in the manufacturing of piston ring?

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Q. What is the minimum number of compression rings required in an engine?

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