Water absorption of vitrified tiles is not more than
A) 0.5%
B) 1.0%
C) 2.0%
D) 5.0%
Correct Answer:
Verified
Q9: Refractory bricks resist
A)high temperature
B)chemical action
C)action of frost
D)all
Q10: In case of round tiles, under-tiles are
Q11: Maximum water absorption permitted on class AA
Q12: Which of the following statement is wrong?
A)Pan
Q13: Terracotta means
A)insulated
B)fit for sanitary services
C)good for ornamental
Q15: To make terracotta porous, the following is
Q16: By calcining and smelting iron ores, a
Q17: The colour of cast iron is
A)grey
B)white
C)both grey
Q18: The compressive and tensile strength of cast
Q19: For making spiral staircases, ideal material is
A)pig
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