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During the quenching of steel, it is plunged eitherintor a water bath or in an oil bath. Explain why different baths are used. |
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Answer» Solution :(i) Comparing cooling properties of oil and water. (ii) Comparison of the property related to rise in TEMPERATURE of oil and water. (III) EFFECT of property on the rate of cooling of steel. (IV) Relation between the rate of cooling and the change in the properties of steel. |
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