Q. Which of the following is a characteristic of hot rolling?

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Q. __________ involves hammering of heated bars inside closed impression dies.

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Q. Which of the following is a chipless machining method?

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Q. Wrinkling is caused due to _______

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Q. Which of the following is not a stage of volume shrinkage?

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Q. Seed crystals are formed due to _________ of melt.

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Q. Crystal growth occurs in __________ manner.

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Q. Which of the following holds true for pure metals?

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Q. Pure metals generally solidify at _________ temperature.

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Q. The beginning of a new phase transformation is known as ________

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Q. In nucleation, particles having radius less than rc are known as _______

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Q. In the homogeneous nucleation, nucleation rate is maximum __________

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Q. Heterogeneous nucleation differs from others due to ________

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Q. In supercooled metals, the grain growth occurs in ____________ manner.

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Q. Where does the solidification in a phase diagram start?

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Q. Which of the following does not apply to non-equilibrium solidification?

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Q. Micro-segregation pattern can be identified using ________ technique.

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Q. Which of the following does not affects the pattern of segregation?

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Q. What is the glass transition temperature of Nylon 6,6?

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Q. Plastic working in the temperature range of 0.3-0.5 Tₘ is called _________

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