Q. Fatigue failure of a material results from __________ stress.

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Q. Fermenter used in the production of pen-cillin by deep fermentation proces is a __________ lined steel vessel

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Q. Zircalloy used as a fuel cladding material in a nuclear reactor (thermal) is an alloy of zirconium

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Q. The material used in the filament of electric bulbs is

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Q. Dead mild steel, which contains 0.10 to 0.15 percent carbon is used for making

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Q. Caustic soda can be stored in __________ drums.

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Q. Which of the following is a non-magnetic material ?

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Q. An alloy used as thermocouple material comprises of 40% nickel and 60% copper. It is called

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Q. The material of construction of pressure mills used for squeezing out the juice from sugar cane is

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Q. Hardest materials so far found is

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Q. Galvanising is not a zinc diffusion process. A zinc diffusion process is termed as

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Q. Which of the following commercial metals is most abundantly found in India ?

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Q. Tin vessels are corroded by

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Q. Out of the following, copper vessels are the most suitable for the storage of

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Q. Rotary driers are generally made of

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Q. Presence of high phosphorous in cast iron increases its

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Q. The phenomenon in which slow extension of material takes place with the time at constant load is called

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Q. A material capable of undergoing large permanent deformation, when subjected to compression is termed as

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Q. __________ is used for examining the macro-structure of a material.

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Q. Hydrochloric acid is __________ corrosive to common metals.

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