471. Which type of lime is commonly used as a flux in metallurgical processes, such as steelmaking?
a) Fat lime
b) Hydraulic lime
c) Dolomitic lime
d) Slaked lime
View Answer
Correct answer: c) Dolomitic lime
Explanation: Dolomitic lime is commonly used as a flux in metallurgical processes, such as steelmaking. It helps remove impurities and enhances the efficiency of the process.
472. Which type of lime has the highest plasticity and workability among the different lime types?
a) Fat lime
b) Hydraulic lime
c) Dolomitic lime
d) Slaked lime
View Answer
Correct answer: a) Fat lime
Explanation: Fat lime has the highest plasticity and workability among the different lime types. It can be easily molded into various shapes.
473. Which type of lime is commonly used for soil stabilization in road construction and pavement applications?
a) Fat lime
b) Hydraulic lime
c) Dolomitic lime
d) Slaked lime
View Answer
Correct answer: b) Hydraulic lime
Explanation: Hydraulic lime is commonly used for soil stabilization in road construction and pavement applications due to its ability to react with clay minerals and improve soil properties.
474. Which type of lime is commonly used for the preparation of lime wash and limewash paints?
a) Fat lime
b) Hydraulic lime
c) Dolomitic lime
d) Slaked lime
View Answer
Correct answer: a) Fat lime
Explanation: Fat lime is commonly used for the preparation of lime wash and limewash paints. It provides a traditional and breathable finish for walls.
475. Which type of lime has good adhesion and bond strength, making it suitable for use as a binder in construction applications?
a) Fat lime
b) Hydraulic lime
c) Dolomitic lime
d) Slaked lime
View Answer
Correct answer: b) Hydraulic lime
Explanation: Hydraulic lime has good adhesion and bond strength, making it suitable for use as a binder in construction applications, such as masonry and plastering.
476. Which type of lime is commonly used for the preparation of limecrete, a sustainable alternative to concrete?
a) Fat lime
b) Hydraulic lime
c) Dolomitic lime
d) Slaked lime
View Answer
Correct answer: b) Hydraulic lime
Explanation: Hydraulic lime is commonly used for the preparation of limecrete, a sustainable alternative to concrete that incorporates lime as a binder.
477. Which type of lime is commonly used for the preparation of lime-based renders and finishes on exterior walls?
a) Fat lime
b) Hydraulic lime
c) Dolomitic lime
d) Slaked lime
View Answer
Correct answer: b) Hydraulic lime
Explanation: Hydraulic lime is commonly used for the preparation of lime-based renders and finishes on exterior walls. It provides durability and weather resistance.
478. Which type of lime is commonly used for the preparation of lime plasters and finishes with a polished or glossy appearance?
a) Fat lime
b) Hydraulic lime
c) Dolomitic lime
d) Slaked lime
View Answer
Correct answer: c) Dolomitic lime
Explanation: Dolomitic lime is commonly used for the preparation of lime plasters and finishes with a polished or glossy appearance. It allows for a smoother finish.
479. Which type of lime has the highest carbonation rate among the different lime types?
a) Fat lime
b) Hydraulic lime
c) Dolomitic lime
d) Slaked lime
View Answer
Correct answer: d) Slaked lime
Explanation: Slaked lime has the highest carbonation rate among the different lime types. It rapidly reacts with carbon dioxide from the air to form calcium carbonate.
480. Which type of lime is commonly used for the preparation of lime-based adhesives and binders in tile and stone installations?
a) Fat lime
b) Hydraulic lime
c) Dolomitic lime
d) Slaked lime
View Answer
Correct answer: b) Hydraulic lime
Explanation: Hydraulic lime is commonly used for the preparation of lime-based adhesives and binders in tile and stone installations. It provides good adhesion and bond strength.
