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Introduction to Lime in Civil Engineering

10 Questions

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Introduction to Lime in Civil Engineering

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Questions and Answers

What is lime mixed with to form lime mortar?

Sand (correct)

Clay

Gravel

Cement

What percentage of calcium oxide does fat lime contain?

95% (correct)

60%

100%

80%

What happens when water is added to fat lime?

It remains unchanged

It slakes vigorously and its volume increases (correct)

It solidifies instantly

It turns into a gas

What does hydraulic lime contain?

Clay and ferrous oxide Signup and view all the answers

What are the properties of fat lime?

(a) Hardens slowly (b) Low plasticity (c) Sets slowly in the presence of air (d) White in colour (e) Does not slake vigorously Signup and view all the answers

Fat lime is composed of 95% calcium oxide

True Signup and view all the answers

Hydraulic lime contains clay and ferrous oxide

True Signup and view all the answers

Lime mixed with sand provides lime concrete

False Signup and view all the answers

Lime hardens quickly in the presence of air

False Signup and view all the answers

Lime mortar is formed by mixing lime with coarse aggregate

False Signup and view all the answers

Study Notes

Lime Composition

Fat lime is composed of 95% calcium oxide

Hydraulic Lime

Hydraulic lime contains clay and ferrous oxide

Lime Properties

Fat lime hardens quickly in the presence of air

Lime Mortar Formation

Lime mortar is formed by mixing lime with coarse aggregate

Lime Concrete

Lime mixed with sand provides lime concrete

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Description

This quiz provides an introduction to lime as an important binding material used in building construction. It covers its historical use, its function in construction, and its properties when combined with other materials.