500 Best Building Materials MCQ
Q361). For construction of structures under water, the type of lime used, is
a).hydraulic lime
b).fat lime
c).quick lime
d).pure lime
Correct Answer:
hydraulic lime
Explanation:
Q362). Pick up the correct statement from the following:
a).Rust is due to formation of oxides
b).Cast iron oxidises less
c).Steel oxidises most
d).All of the above.
Correct Answer:
All of the above.
Explanation:
Q363). A prime coat is given to steel work with
a).an oxide of iron paint
b).a mixture of white lead and lead paint
c).a special paint
d).cement paint.
Correct Answer:
a mixture of white lead and lead paint
Explanation:
Q364). Ground glass
a).is made by grinding its one side
b).is made by melting powdered glass paints surface
c).is used for getting light without transparency
d).All of these.
Correct Answer:
All of these.
Explanation:
Q365). The harmonious mixing of the clay ingredients, is known as
a).weathering
b).blending
c).tempering
d).None of these.
Correct Answer:
blending
Explanation:
Q366). Brass is an alloy of
a).copper and zinc
b).zinc and lead
c).tin and silver
d).zinc and nickel
Correct Answer:
copper and zinc
Explanation:
Q367). The wedging is adopted for quarrying costly stratified rock such as
a).laterite
b).marble
c).limestone
d).All of these.
Correct Answer:
All of these.
Explanation:
Q368). Rapid hardening cement attains early strength due to
a).larger proportion of lime grounded finer than normal cement
b).lesser proportion of lime grounded coarser than normal cement
c).lesser proportion of lime grounded finer than normal cement
d).larger proportien of lime grounded coarser than normal cement
Correct Answer:
larger proportion of lime grounded finer than normal cement
Explanation: