Building Materials For the manufacture of Portland cement, the proportions of raw materials used, are Silica 40% ; lime 40% ; other ingredients 20% Lime 63% ; silica 22% ; other ingredients 15% Lime 22% ; silica 63% ; other ingredients 15% Silica 70% ; lime 20% ; other ingredients 10% Silica 40% ; lime 40% ; other ingredients 20% Lime 63% ; silica 22% ; other ingredients 15% Lime 22% ; silica 63% ; other ingredients 15% Silica 70% ; lime 20% ; other ingredients 10% ANSWER DOWNLOAD EXAMIANS APP
Building Materials Minimum thickness of wall where single Flemish bond can be used is One brick thick Half brick thick One and a half bricks thick Two bricks thick One brick thick Half brick thick One and a half bricks thick Two bricks thick ANSWER DOWNLOAD EXAMIANS APP
Building Materials Plywood is made from Teak wood only Asbestos sheets Bamboo fibre Common timber Teak wood only Asbestos sheets Bamboo fibre Common timber ANSWER DOWNLOAD EXAMIANS APP
Building Materials The normal curing period for lime mortar, is: 5 days 7 days 3 days 9 days 5 days 7 days 3 days 9 days ANSWER DOWNLOAD EXAMIANS APP
Building Materials Refractory bricks resist High temperature Chemical action All listed here Dampness High temperature Chemical action All listed here Dampness ANSWER DOWNLOAD EXAMIANS APP
Building Materials Initial setting time of cement for asbestos cement products should be not less than 75 minutes 90 minutes 50 minutes 30 minutes 75 minutes 90 minutes 50 minutes 30 minutes ANSWER DOWNLOAD EXAMIANS APP
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