Is 456 revised lastly in which year? & What are the revisions?
Answer Posted / m.s.sathyajeth subramania raja
Is 456 has been revised in 2000. the revision made in this
the changing of grade of concrete.
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find the discharge of water through a horizental venturimeter having 400mm dia at the inlet main and 150mm dia at thorat.if the diffrential gauge between inlet and thorat shows a pressure head of 25cm mercury. assume coefficient discharge 0.98 and specfic gravity of mercury as 13.6.
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