3. Consider the following with regards to burning of clay bricks. 1. The clay loses its plasticity 2. Carbonate minerals are decarbonated 3. Some of the carbonaceous matter is burnt 4. Clay mass is converted into glass like substance 5. Ferrous iron is oxidized to ferric form. The changes that occur during dehydration period are : *

Solid Waste Engineering
3rd Edition
ISBN:9781305635203
Author:Worrell, William A.
Publisher:Worrell, William A.
Chapter2: Municipal Solid Waste Characteristics And Quantities
Section: Chapter Questions
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4 7 l.
V:).
A docs.google.com
3. Consider the following with regards to
burning of clay bricks. 1. The clay loses its
plasticity 2. Carbonate minerals are
decarbonated 3. Some of the carbonaceous
matter is burnt 4. Clay mass is converted
into glass like substance 5. Ferrous iron is
oxidized to ferric form. The changes that
occur during dehydration period are :*
1, 3, 5
1, 2, 4
O 1, 2, 3
O 2, 4, 5
4. A good soil for making bricks should
contain (1) about 20% alumina (2) about
5.7% iron oxides (3) about 18% lime nodules
(4) about 15% magnesia Of these
statements
1 and 2 are correct
1 and 3 are correct
1, 3 and 4 are correct
2, 3 and 4 are correct
Transcribed Image Text:4 7 l. V:). A docs.google.com 3. Consider the following with regards to burning of clay bricks. 1. The clay loses its plasticity 2. Carbonate minerals are decarbonated 3. Some of the carbonaceous matter is burnt 4. Clay mass is converted into glass like substance 5. Ferrous iron is oxidized to ferric form. The changes that occur during dehydration period are :* 1, 3, 5 1, 2, 4 O 1, 2, 3 O 2, 4, 5 4. A good soil for making bricks should contain (1) about 20% alumina (2) about 5.7% iron oxides (3) about 18% lime nodules (4) about 15% magnesia Of these statements 1 and 2 are correct 1 and 3 are correct 1, 3 and 4 are correct 2, 3 and 4 are correct
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