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ESE 2021 Technical Quiz || Timber, Lime and other materials

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Question 1

Which of the following is NOT a defect due to seasoning in timber?

Question 2

Direction: Each of the question consist of two statements, one labeled as the ‘Statement (I)’ and the other as ‘Statement (II)’. Examine these two statements carefully and select the answer to these items using the codes given below:
Statement (I): When employing weigh-batching for mix preparation, bulking of sand has to be accounted for.
Statement (II): Bulked sand will affect the proportional composition of the ingredients to be used in making wet concrete of the desired eventual strength.

Question 3

Burls in wood are
1) Defects found in trees
2) Formed due to injuries inflicted on trees when they are growing
3) Defects which render wood suitable as firewood only

Question 4

Deterioration of structure of timber due to dry rot is
1) Caused by fungi
2) Due to dry-spell after heavy rains
3) Due to attack to termites
4) Indicated by surface stripes on scantlings

Question 5

Statement (I): Refractive timber is used in building construction.

Statement (II): Sir Abel’s process is used for making timber fire resistant.

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May 23ESE & GATE CE