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Building Material Quiz 1

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Question 1

Chemically, marble is known as

Question 2

The timber obtained after felling a tree is known as:

Question 3

A brick is crushed in a UTM machine and gives a result of 9.2 MPa (Crushing Strength). Which type of brick it is

Question 4

The Young’s modulus of concrete (Ec) is given by _____.

Question 5

__________ is used to ensure that the thickness of plastering is uniform.

Question 6

Consider the following statements regarding aggregates:

(1) Dry aggregates absorb water from the mixing water and thus effect the workability

(2) Aggregates containing surface moisture contribute extra workability.

(3) The free moisture content in fine aggregates results in reduction of volume.

(4) The free moisture content in coarse aggregates results in bulking of volume.

Question 7

The quick lime as it comes from kiln is called_______.

Question 8

The ingredient of paint which are used to hide the surface irregularities and imparts color is known as _______

Question 9

The working stress (in N/mm²) for structural steel in tension is the order of ______.

Question 10

Which of the following is not a retarding admixture?

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Jul 21ESE & GATE CE