Assertion A : Normally turpentine oil is recommended as thinner for indoor painting.Reason R : Turpentine oil is costlier than other thinners.Select your answer according to the coding system given below:

Building Materials
Assertion A : Normally turpentine oil is recommended as thinner for indoor painting.Reason R : Turpentine oil is costlier than other thinners.Select your answer according to the coding system given below:

A is true but R is false

A is false but R is true

Both A and R is true and R is the correct explanation of A

Both A and R is true but R is not the correct explanation of A

A is true but R is false

A is false but R is true

Both A and R is true and R is the correct explanation of A

Both A and R is true but R is not the correct explanation of A

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Building Materials
The rocks in which argil (or clay) predominates, are called

Igneous rocks

Siliceous rocks

Calcareous rocks

Argillaceous rocks

Igneous rocks

Siliceous rocks

Calcareous rocks

Argillaceous rocks

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Building Materials
Higher pitch of the roofi) results in stronger roofii) results in weaker roofiii) requires more covering materialiv) requires less covering materialThe correct answer is

(ii) and (iv)

(i) and (iv)

(i) and (iii)

(ii) and (iii)

(ii) and (iv)

(i) and (iv)

(i) and (iii)

(ii) and (iii)

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Building Materials
To give a brilliant finish, the type of varnish used, is

Water varnish

Turpentine varnish

Oil varnish

Spirit varnish

Water varnish

Turpentine varnish

Oil varnish

Spirit varnish

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Building Materials
In order of increasing percentage of silica, the correct sequence is

Calcareous clay, pure clay, sandy clay

Sandy clay, calcareous clay, pure clay

Pure clay, sandy clay, calcareous clay

None of these

Calcareous clay, pure clay, sandy clay

Sandy clay, calcareous clay, pure clay

Pure clay, sandy clay, calcareous clay

None of these

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Building Materials
Excess of alumina in brick earth makes the brick

To crack and warp on drying

Brittle and weak

Impermeable

To lose cohesion

To crack and warp on drying

Brittle and weak

Impermeable

To lose cohesion

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Building Materials

Building Materials Assertion A : Normally turpentine oil is recommended as thinner for indoor painting.Reason R : Turpentine oil is costlier than other thinners.Select your answer according to the coding system given below:

Building Materials The rocks in which argil (or clay) predominates, are called

Building Materials Higher pitch of the roofi) results in stronger roofii) results in weaker roofiii) requires more covering materialiv) requires less covering materialThe correct answer is

Building Materials To give a brilliant finish, the type of varnish used, is

Building Materials In order of increasing percentage of silica, the correct sequence is

Building Materials Excess of alumina in brick earth makes the brick

Building Materials
Assertion A : Normally turpentine oil is recommended as thinner for indoor painting.Reason R : Turpentine oil is costlier than other thinners.Select your answer according to the coding system given below:

Building Materials
The rocks in which argil (or clay) predominates, are called

Building Materials
Higher pitch of the roofi) results in stronger roofii) results in weaker roofiii) requires more covering materialiv) requires less covering materialThe correct answer is

Building Materials
To give a brilliant finish, the type of varnish used, is

Building Materials
In order of increasing percentage of silica, the correct sequence is

Building Materials
Excess of alumina in brick earth makes the brick