Q. How many principal thermal properties are there for aggregates?

View solution

Q. Coefficient of thermal expansion of concrete is __________ coefficient of thermal expansion in aggregates.

View solution

Q. If the coefficient of thermal expansion of coarse aggregates and cement paste differs too much, then what happen?

View solution

Q. If the coefficient of the two materials differ by more than 5.4 * 10⁻⁶ per °C, then?

View solution

Q. For majority of aggregates, the coefficient of thermal expansion lies between approximately ____________

View solution

Q. For hydrated Portland cement, the coefficient of thermal expansion lies between approximately ____________

View solution

Q. The linear thermal coefficient of expansion lies between approximately ____________

View solution

Q. The specific heat of the aggregates is _____________

View solution

Q. The thermal conductivity of the aggregates is ______________

View solution

Q. The coefficient of thermal expansion affects the heat resistance.

View solution

Q. In crushing test, dry aggregates passing through ________ mm sieve and retained ________ mm in a cylinder.

View solution

Q. According to IS: 2386 part-IV, each layer is tamped ________ times in crushing test.

View solution

Q. A value less than 10 signifies an exceptionally _________ while above 35 would normally be regarded as _________

View solution

Q. Los Angeles machine consists of circular drum of internal diameter ________ mm and length ________ mm.

View solution

Q. Which machine is preferred for abrasion test?

View solution

Q. A maximum value of _________ percent is allowed for WBM base course in Indian conditions.

View solution

Q. Aggregates to be used for wearing course, the impact value shouldn’t exceed ________ percent.

View solution

Q. What is the range of water absorption of aggregates used in road?

View solution

Q. The loss in weight should not exceed ______________ percent when tested with sodium sulphate and ________ percent with magnesium sulphate solution.

View solution

Q. If 60% aggregates doesn’t pass through the 2.36 mm sieve, then what would be the value of Aggregate impact value?

View solution