Which of the following will resist maxi-mum shock & vibration without cracking?
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Chemical Engineering Basics
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Volume of blast furnace slag is about __________ times the volume of hot metal (pig iron) of the same weight
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The most commonly used combustion system manufactured in India for the thermal power plant boilers is the __________ combustion system.
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Isotropic materials have the same __________ in all directions.
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Carbon is present in the form of __________ in grey cast iron.
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First empirical temperature scale conceived is the __________ temperature scale.
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If a heat transfer surface is pock-marked with a number of cavities, then as compared to a smooth surface the heat transfer by __________ will not increase.
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Pick out the wrong statement.
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Materials having resistivity ranging from 1 to 100 ohm. cm is termed as
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Alloys having more than 80% copper are generally more
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Which of the following is not used as a fuel in rocket propellaht ?
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Toughness of a material is measured by the
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Fatigue resistance of a material is measured by the
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The stress at which a metal fails by fatigue lies
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Pick out the wrong statement. If the net positive suction head (NPSH) requirement of a pump is not satisfied, then
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The ratio of coil diameter to wire diameter of a spring is called the spring
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Pick out the wrong statement about a fast breeder reactor.
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Coke is added in the blast furnace to
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Castability of aluminium is increased by the addition of __________ in it.
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Speed of a submarine in deep sea & that of an aeroplane is measured by a/an
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