Q. In inventory control theory, the economic order quantity (EOQ) is the

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Q. The main charge in blast furnace is usually

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Q. The atmospheric temperature during melting of ice/snow (in the atmosphere)

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Q. Gross national product (GNP) means the total value of __________ in a country.

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Q. Energy to be supplied to the radioactive nucleus for the emission of a neutron is __________ MeV.

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Q. The co-ordination number in simple cubic structure is

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Q. Out of the following surfaces, the emis-sivity will be minimum for

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Q. The property of material, by which a given amount of energy is absorbed by it without plastic deformation, is called the

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Q. The size of the tetrahedral void in the closest packing of atoms is __________ that of the octahedral void.

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Q. __________ the exhaust gas is an indication of the incomplete combustion of fuel.

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Q. Air/fuel ratio on molar (volume) basis for combustion of methane with theoretical quantity of air with be

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Q. Frost formation on the evaporator tubes in the domestic refrigerators

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Q. Function of feed check valve in a boiler is to

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Q. Preheating prior to welding is done for the purpose of

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Q. Presence of sulphur in steel reduces the

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Q. Frother is added in the froth floatation cell used in ore beneficiation to stabilise the air bubbles (i.e., froth), which will hold the ore particles, but it does not affect the floatability of minerals. Which of the following is not used as a frother?

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Q. Otto cycle used in spark ignition petrol engines is also known as the constant __________ cycle.

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Q. Fire on fuel oil lines can be extinguished by

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Q. In a furnace with heating element temperature at 1700°C, the dominant machanism of heat transfer will be

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Q. Optical activity is a/an __________ property.

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