why we r recommended for pre-action sprinklers @
generator/tx/mv panel room. If any leakage there,that panel
will damage.
So what is the Logic for pre-action sprinklers there?
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sir ,i applied rrb chennai for the post of junier engineer please sent model question papper with solved data to my mail id.aravindaptc@yahoo.co.in
please send me rrb question papers of SE MECHANICAL
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