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ESE (IES) Quiz : Building Materials

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Question 1

Assertion (A): The rate of hydration is faster in finer cements.
Reason (R): The surface area of fine cement is more in case of finer cement.

Question 2

What is the requirement of water (expressed as % of cement w/w) for the completion of chemical reactions in the process of hydration of OPC?

Question 3

Consider the following statements as regards rheology of concrete:
1) It deals with strength of concrete.
2) It deals with deformation in concrete.
3) It is the study of deformation and flow of concrete.
4) It deals with rate of shear and shear stress in concrete.
Which of these statements are correct?

Question 4

The average compressive strength of a burnt clay brick is less than 12.5 N/mm². The allowable rating of efflorescence is

Question 5

Consider the following statements:
1) Bricks lose their strength by 25% when soaked in water.
2) Minimum crushing strength of brick in buildings should be 35 kg/cm².
3) The size of modular type bricks is 20 cm x 10 cm x 10 cm including mortar thickness.
Which of these statements are correct?

Question 6

In a tree, the cambium layer is situated between

Question 7

The timber preservative “creosate” belongs to the group of

Question 8

Which one of the following is the most preferred wood for high quality and durable furniture?

Question 9

Consider the following for durability of well graded concrete:
1) The environment
2 Cover to embedded reinforcement
3. Shape and size of concrete member
Which of these are correct?

Question 10

Fineness of cement is measured in the units of

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ESE & GATE CE Building Materials

Jul 15ESE & GATE CE