Civil Engineering Questions And Answers :: Building Materials And Construction: part4



Civil Engineering : Building Materials And Construction QUESTIONS AND ANSWERS :: part4 : 16 to 20

Following Civil Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :

16.The most common admixture which is used to accelerate the initial set of concrete is

gypsum
calcium chloride
calcium carbonate
none of the above

17.Percentage of carbon content in mild steel is

less than 0.25
between 0.25 and 0.7
between 0.7 and 1.5
greater than 1.5

18.The ultimate tensile strength of structural mild steel is about

160N/mm2
260N/mm2
420 N/mm2
520 N/mm2

19.Which of the following gradients exerts maximum influence on properties of steel?

iron
carbon
manganese
sulphur

20.The vehicle used in case of enamel paints is usually

linseed oil
water
varnish
none of the above

More Building Materials And Construction QUESTIONS AND ANSWERS available in next pages

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