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Q: The term frog means ................
  • A. An apparatus to lift the stone
  • B. A depression on a face of brick
  • C. Vertical joint in a brick work
  • D. Soaking brick in water
Correct Answer: Option B - Frog is provided on the upper surface of the brick to enhance bonding properties in masonary. In this, the name of the producer is written, which increase the shear strength of the wall. Note – The strength of the frog brick is less than the strength of the full solid brick.
B. Frog is provided on the upper surface of the brick to enhance bonding properties in masonary. In this, the name of the producer is written, which increase the shear strength of the wall. Note – The strength of the frog brick is less than the strength of the full solid brick.

Explanations:

Frog is provided on the upper surface of the brick to enhance bonding properties in masonary. In this, the name of the producer is written, which increase the shear strength of the wall. Note – The strength of the frog brick is less than the strength of the full solid brick.