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The concussive or violently shaking type fitted _______ for the flushing of WC pans leads to vibration.(a) Spouts(b) Slab(c) Toilets(d) Push cocksThe question was asked in an interview for job.Query is from Water Leakage topic in division Damp Proofing, Water Proofing and Termite Proofing of Construction & Building Materials

Answer»

Right choice is (d) Push cocks

The EXPLANATION is: The concussive or violently shaking type push cocks fitted for the flushing of WC pans lead to vibration and consequently in the JOINTS in the drainage system get dislodged and LOSE water tightness. It is THEREFORE desirable to provide wheel valve or other suitable valve which do not CAUSE vibration.



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