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Q: Good quality bricks should give______sound when struck with each other.
  • A. Metallic ringing
  • B. Shallow
  • C. Rigid
  • D. None of these
Correct Answer: Option A - Good quality bricks should give metallic sound when struck with each other. Characteristics of good brick– Size and shape– The bricks should have uniform size and plane, rectangular surfaces with parallel size and sharp straight edges. Colour– The brick should have a uniform deep red or cherry colour. Water absorption– It should not exceed 20% of its dry weight. • Crushing strength should not be less than 10 N/mm².
A. Good quality bricks should give metallic sound when struck with each other. Characteristics of good brick– Size and shape– The bricks should have uniform size and plane, rectangular surfaces with parallel size and sharp straight edges. Colour– The brick should have a uniform deep red or cherry colour. Water absorption– It should not exceed 20% of its dry weight. • Crushing strength should not be less than 10 N/mm².

Explanations:

Good quality bricks should give metallic sound when struck with each other. Characteristics of good brick– Size and shape– The bricks should have uniform size and plane, rectangular surfaces with parallel size and sharp straight edges. Colour– The brick should have a uniform deep red or cherry colour. Water absorption– It should not exceed 20% of its dry weight. • Crushing strength should not be less than 10 N/mm².