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Chemical Engineering Basics - Section 1
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Chemical Engineering Basics - Section 5
Chemical Engineering Basics - Section 6
Chemical Engineering Basics - Section 7
Chemical Engineering Basics - Section 8
Chemical Engineering Basics - Section 9
Chemical Engineering Basics - Section 10
Chemical Engineering Basics - Section 11
Chemical Engineering Basics - Section 12
Chemical Engineering Basics - Section 13
Chemical Engineering Basics - Section 14
Chemical Engineering Basics - Section 15
Chemical Engineering Basics - Section 16
Chemical Engineering Basics - Section 17
Chemical Engineering Basics - Section 18
Chemical Engineering Basics - Section 19
Chemical Engineering Basics - Section 20
Chemical Engineering Basics - Section 21
Chemical Engineering Basics - Section 22
Chemical Engineering Basics - Section 23
Chemical Engineering Basics - Section 24
Chemical Engineering Basics - Section 25
Chemical Engineering Basics - Section 26
Chemical Engineering Basics - Section 27
Chemical Engineering Basics - Section 28

  1. The normal stress is the same in all directions at a point in a fluid, only when the fluid

    2. A.
    is at rest & has zero viscosity.
    B.
    is frictionless.
    C.
    fluid layer has no motion relative to an adjacent layer of fluid.
    D.
    is incompressible & frictionless.

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  2. A 2 kg object weighs 1.8 kgf on a spring balance. The value of 'g' at that location in m/sec2 is

    3. A.
    8.82
    B.
    9.81
    C.
    10.88
    D.
    0.95

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  3. In chemical dehumidification of air

    4. A.
    both specific humidity & dry bulb temperature increases.
    B.
    both specific humidity & dry bulb temperature decreases.
    C.
    specific humidity decreases & dry bulb temperature increases.
    D.
    specific humidity increases & dry bulb temperature decreases.

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  4. Pick out the correct statement.

    5. A.
    Hot worked materials are subjected to annealing to remove internal stresses.
    B.
    Annealing of steel hardens it slightly
    C.
    Normalising of a material induces stresses.
    D.
    Tempering of a material improves ductility & toughness but reducess hardness & brittlenes.

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  5. Dielectric

    6. A.
    is an electrical insulating material.
    B.
    of low resistivity is preferred.
    C.
    should have high thermal conductivity.
    D.
    need not defy the corrosive action of chemicals.

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  6. Normalising of an object does not

    7. A.
    refine coarse grain structure obtained during hot working.
    B.
    improve ductility.
    C.
    improve yield strength.
    D.
    improve machanical properties.

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  7. Plasma is

    8. A.
    a high temperature neutral gas.
    B.
    nothing but ionised gas.
    C.
    a source of steady and highest controllable pressure.
    D.
    formed at very low temperature.

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  8. The machanism involved in the removal of metal in drilling operation is by

    9. A.
    compression
    B.
    extrusion
    C.
    shearing
    D.
    both 'b' & 'c'

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  9. Thermal conductivity of a material does not depend upon its

    10. A.
    mass
    B.
    volume
    C.
    surface area
    D.
    all 'a', 'b' & 'c'

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  10. Carbon supply in pack carburising process is in the form of

    11. A.
    charcoal
    B.
    calcium carbide
    C.
    hydrocarbon oil
    D.
    graphite

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