Building Materials The basic purpose of a retarder in concrete is To increase the initial setting time of cement paste in concrete To render the concrete more water tight To improve the workability of concrete mix To decrease the initial setting time of cement paste in concrete To increase the initial setting time of cement paste in concrete To render the concrete more water tight To improve the workability of concrete mix To decrease the initial setting time of cement paste in concrete ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following stresses is used for identifying the quality of structural steel? Proof stress None of these Ultimate stress Yield stress Proof stress None of these Ultimate stress Yield stress ANSWER DOWNLOAD EXAMIANS APP
Building Materials The foliated structure is very common in Sedimentary rocks None of these Metamorphic rocks Igneous rocks Sedimentary rocks None of these Metamorphic rocks Igneous rocks ANSWER DOWNLOAD EXAMIANS APP
Building Materials Calcination of iron ores is done To remove moisture To remove carbonic acid All listed here By roasting in heaps To remove moisture To remove carbonic acid All listed here By roasting in heaps ANSWER DOWNLOAD EXAMIANS APP
Building Materials Bitumen may be dissolved in Carbondioxide Carbon disulphide Sodium chloride Water Carbondioxide Carbon disulphide Sodium chloride Water ANSWER DOWNLOAD EXAMIANS APP
Building Materials Fibre glass Has a higher strength to weight ratio All listed here Retains heat-longer Is shock proof and fire retardant Has a higher strength to weight ratio All listed here Retains heat-longer Is shock proof and fire retardant ANSWER DOWNLOAD EXAMIANS APP
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