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Co2 moulding is a kind of sand moulding, but it is not economical than the green sand moulding.
Match the following in Column X with Column Y: Column X Column Y  P. In a triaxial compression test, with increase of axial strain in loose sand under drained shear condition, the volumetric strain  I. decreases  Q. In a triaxial compression test, with increase of axial strain in loose sand under undrained shear condition, the excess pore water pressure  II. Increase  R. In a triaxial compression test, the pore pressure parameter “B” for a saturated soil  III. remains same  S. For shallow strip footing in pure saturated clay, Terzaghi’s bearing capacity factor (Nq) due to surcharge  IV. is always 0.0.      V. is always 1.0.      VI. is always 0.5. Which one of the following combinations is correct?
Which of the following statements are correct pertaining to the value of uniformity coefficient Cu for filter sand? (1) For slow sand filters, Cu = 1.8 to 2.5 (2) For rapid sand filters, Cu = 1.3 to 1.7 (3) For slow sand filters, Cu = 1.3 to 1.7 (4) For rapid sand filters, Cu = 1.8 to 2.5
Assertion A: Slow sand filters are more efficient in removal of bacteria than rapid sand filters.Reason R: The sand used in slow sand filters is finer than that in rapid sand filtersSelect your answer based on the coding system given below:
Assertion A: Slow sand filters are more efficient in removal of bacteria than rapid sand filters.
Reason R: The sand used in slow sand filters is finer than that in rapid sand filters
Select your answer based on the coding system given below:
What are the temperature and pressure conditions in compression moulding technique in the moulding of phenolic moulding powder?
In sand moulding, the thickness of sand mould and bond strength should be high as much as possible to avoid sand inclusion in machine parts.
A senior quality engineer during a training session trains his juniors about a particular common defect that has been found in their assembly. He has formulated a plan which will rectify the defect and ensure that the same defect does not pass further to the customers. Which of the following inference is incorrect?
A casting defect which occurs near the ingates as rough lumps on the surface of a casting is known as
A casting defect which occurs near the ingates as rough lumps on the surface of a casting is?