Q. A colloidal system, in which a liquid is dispersed in gas is called a/an

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Q. Blast furnace is a

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Q. Speed of a submarine in deep sea & that of an aeroplane is measured by a/an

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Q. The primary strengthening mechanism in 70 : 30 brass is the

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Q. X-rays do not exhibit the property of

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Q. In the acid Bessemer process, the hot metal should have the following com-positon.

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Q. Which of the following does not come under the category of electrochemical corrosion ?

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Q. Unbreakable crockeries are made from __________ polymers.

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Q. Cupola produces __________ iron..

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Q. Euler number is defined as the ratio of inertia force to __________ force.

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Q. Venturimeter is used to measure the flow rate of fluids in pipes, when the pipe is in __________ position.

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Q. Often earing defects are found during deep drawing operation, because the

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Q. __________ is not a case hardening process.

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Q. Which one can be directly solidified from gaseous state wihtout entering into liquid state ?

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Q. Which of the following is termed as the boiler mounting ?

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Q. What is the range of tempering temperature (°C) for most of the materials ?

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Q. Absorptivity of a grey body varies with the

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Q. In radiative heat transfer, a grey surface is the one, which has

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Q. Overheating of satellites during re-entry to earth is controlled by

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Q. The most abundant metal present in the earth's crust is;

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