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Chemical Engineering Basics Quiz 5

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Chemical Engineering Basics Quiz 5

1 / 50

Faraday?s law of electrolysis is related to the______?

2 / 50

Ganister contains maximum percentage of__________?

3 / 50

Function of fusible plug in a boiler is to ________?

4 / 50

Friction factor for fluid flow in pipe does not depend upon the_________?

5 / 50

Heat release during phase change is observed in case of a/an__________?

6 / 50

For preparation of porous bearings by powder metallurgy, preferred particle shape is_____?

7 / 50

Gross national product (GNP) means the total value of ________ in a country ?

8 / 50

Globular form of cementite is formed during the __________ process ?

9 / 50

Fatigue resistance of a material is measured by the _______?

10 / 50

For infinite parallel planes having emissivities ?1 & ?2, the interchange factor for radiation from surface 1 to surface 2 is given by___________?

11 / 50

For the Stoke?s law to be valid in the case of a falling sphere in a fluid, the_______?

12 / 50

Fahrenheit and Centigrade scales have the same readings at _______?

13 / 50

Ferromagnetic materials owe their properties to ___________ inner sub-shells ?

14 / 50

For separating small pieces of metal from engine oil of a car, the best separating technique is the _______ ?

15 / 50

Good design of the casing of a centrifugal pump aims at minimising the _____?

16 / 50

For efficient performance of a blast furnace, the extent of reduction of Wustite (FeO) should be_____?

17 / 50

Factor of safety in machine design is defined as the ratio of ultimate stress to ______ stress ?

18 / 50

For a first order chemical reaction, the concentration of the reactant decreases ___________ with time?

19 / 50

Fog is an example of colloidal system of_____?

20 / 50

Fine grained steels have______?

21 / 50

Glass reacts with_____?

22 / 50

Fire refining process is employed in case of_____?

23 / 50

Eutectoid composition of carbon steel at room temperature is_____?

24 / 50

Glycerine is used as a coolant in cooling of some engines instead of water, because_____?

25 / 50

Force between the molecules of the same substance is called ________ force?

26 / 50

For an ideal gas, Cp ? Cv is______?

27 / 50

Exposure to __________ accelerates the degradation of plastics?

28 / 50

For a spontaneous natural process at constant temperature and pressure, the free energy of the system always______?

29 / 50

Heat flow across a hollow sphere of inner radius ?r1? and outer radius ?r2? is directly proportional to___________?

30 / 50

Enzymes belong to the category of_______?

31 / 50

Heat required to raise the temperature of a body by 1 ?C is called its________?

32 / 50

For a thermodynamic system undergoing a process, which of the following pairs best expresses the relationship similar to that expressed by the pressure volume plot ?

33 / 50

Electrostatic separation of minerals from each other is based on their differences in the following property ?

34 / 50

Gas turbine normally employs a constant ________ cycle?

35 / 50

Gage pressure within a spherical droplet of a fluid is ?p?. What will be gage pressure within a bubble of the same size & of the same fluid ?

36 / 50

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 ?

37 / 50

Elimination of brittleness resulting from welding of saw blades is done by ___________ of the welded portion ?

38 / 50

Half life of a radioactive isotope corresponds to the time required for half of the ________ to decay ?

39 / 50

Euler number is defined as the ratio of inertia force to ________ force?

40 / 50

Energy of the sun arises mainly from ___________ reactions?

41 / 50

Fibre glass is a composite material of__________?

42 / 50

For dynamic strain measurement, the Wheatstone bridge used is of _______ type ?

43 / 50

Evaporative cooling process employs a combination of cooling and humidification in which the______?

44 / 50

Hardening of steel is not possible, unless it is heated __________ critical point ?

45 / 50

For the irreversible reaction, Ca+ 2C = Ca C2 , ? H?298 = ? 60000 J . mole-1 . If a system initially containing 2 moles of calcium, 3 moles of carbon and 1 mole of calcium carbide is allowed to react to completion, the heat evolved at 298 K will be___________?

46 / 50

Electrometallurgy is not involved in the extraction of _____ from its ore?

47 / 50

Function of gear box is to______?

48 / 50

Energy to be supplied to the radioactive nucleus for the emission of a neutron is _________ MeV?

49 / 50

Gantt charts are used for streamlining the___________?

50 / 50

For grinding of softer materials, the grinding wheel should have __________ grain size ?

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Chemical Engineering Basics Quiz 1
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