Building Materials The thermosetting plastic Chars at 343°C Becomes rigid when moulded at suitable pressure and temperature At 127°C to 177°C permanently set and further application of heat does not soften it All listed here Chars at 343°C Becomes rigid when moulded at suitable pressure and temperature At 127°C to 177°C permanently set and further application of heat does not soften it All listed here ANSWER DOWNLOAD EXAMIANS APP
Building Materials Higher pitch of the roofi) results in stronger roofii) results in weaker roofiii) requires more covering materialiv) requires less covering materialThe correct answer is (i) and (iii) (ii) and (iii) (i) and (iv) (ii) and (iv) (i) and (iii) (ii) and (iii) (i) and (iv) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Building Materials The plywood Cannot be bent more easily than ordinary wood of same thickness Can be spilt in the plane of the panel Has good strength along the panel only Has greater impact resistance to blows than ordinary wood Cannot be bent more easily than ordinary wood of same thickness Can be spilt in the plane of the panel Has good strength along the panel only Has greater impact resistance to blows than ordinary wood ANSWER DOWNLOAD EXAMIANS APP
Building Materials For high grade instruments the steel preferred to, is Mild steel Whitworth compressed steel Cast steel Bessemer steel Mild steel Whitworth compressed steel Cast steel Bessemer steel ANSWER DOWNLOAD EXAMIANS APP
Building Materials Based on the following rocks and minerals, select the correct statement, quartz, shale, basalt, granite, marble, gypsum, mica There is no sedimentary rock Quartz and mica are minerals Basalt and marble are the only metamorphic rocks Granite is the only igneous rock There is no sedimentary rock Quartz and mica are minerals Basalt and marble are the only metamorphic rocks Granite is the only igneous rock ANSWER DOWNLOAD EXAMIANS APP
Building Materials The steel used for the manufacture of rails, is Bessemer steel Stainless steel Cast steel Mild steel Bessemer steel Stainless steel Cast steel Mild steel ANSWER DOWNLOAD EXAMIANS APP
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