Building Materials With increase in moisture content, the bulking of sand Decreases First increases to a certain maximum value and then decreases First decreases to a certain minimum value and then increases Increases Decreases First increases to a certain maximum value and then decreases First decreases to a certain minimum value and then increases Increases ANSWER DOWNLOAD EXAMIANS APP
Building Materials Knots in timber are Speckled strains Signs of branches cut off Splits radiating from the centre Defects caused by crushing fibres Speckled strains Signs of branches cut off Splits radiating from the centre Defects caused by crushing fibres ANSWER DOWNLOAD EXAMIANS APP
Building Materials Fibre glass 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 Has a higher strength to weight ratio All listed here ANSWER DOWNLOAD EXAMIANS APP
Building Materials Age of a tree may be ascertained by Number of branches Circumference of its stem Number of annual rings Radius of its stem Number of branches Circumference of its stem Number of annual rings Radius of its stem ANSWER DOWNLOAD EXAMIANS APP
Building Materials A 1st class brick immersed in water for 24 hours, should not absorb water (by weight) more than 25 % 10 % 20 % 15 % 25 % 10 % 20 % 15 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials The minimum compressive strength of 2nd class bricks should be 75 kg/cm² 120 kg/cm² 90 kg/cm² 100 kg/cm² 75 kg/cm² 120 kg/cm² 90 kg/cm² 100 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
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