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Chemical Engineering Basics-2 - Section-1
  1. X-rays do not exhibit the property of

    2. A.

     Reflection
    B.

     Scattering
    C.

     Diffraction
    D.

     Dispersion

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  2. Dowtherm is a

    3. A.

     High temperature heating medium (a petroleum product)
    B.

     Product of coal tar distillation
    C.

     Very heat sensitive material
    D.

     None of these

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

    4. A.

     Surface finish of the sheet is poor
    B.

     Sheet material has been given substantial spring back
    C.

     Starting sheet has planer anisotropy due to its texture
    D.

     Starting sheet has normal anitropy due to its texture

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  4. Drills are usually made of

    5. A.

     Cermets
    B.

     High speed steel
    C.

     Alloy steel
    D.

     Tungsten carbide

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  5. Which drug is made from vegetables ?

    6. A.

     Pencilin
    B.

     Aspirin
    C.

     Quinine
    D.

     Insulin

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  6. Titanium is produced by __________ of Ti Cl₄.

    7. A.

     Electrolytic reduction
    B.

     Calcium reduction
    C.

     Magnesium reduction
    D.

     Thermal dissociation

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  7. Globular form of cementite is formed during the __________ process.

    8. A.

     Spherodising
    B.

     Hardening
    C.

     Annealing
    D.

     Normalising

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  8. The 'transition temperature' for ductile to brittle behaviour of steel increases with increase in the __________ content in steel.

    9. A.

     Carbon
    B.

     Manganese
    C.

     Both A & B
    D.

     Neither A nor B

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  9. Dew point temperature always gives an indication of the __________ of the moist air.

    10. A.

     Dryness
    B.

     Moisture content
    C.

     Coolness
    D.

     Latent heat

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  10. Absolute zero pressure can be attained at a temperature of

    11. A.

     0°C
    B.

     50°K
    C.

     0°R
    D.

     None of these

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