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Q: During the construction of a brick building using modular bricks, the impression made on one face of brick is called _______.
  • A. half bat
  • B. spalls
  • C. frog
  • D. facing bond
Correct Answer: Option C - A frog is-a-place where the manufacture name is named. A frog is a perforation or depression on the face of a brick done with the object for keeping the mortar on it. Frog is also known as indent. Size of frog = 10 cm × 4 cm × 1 cm
C. A frog is-a-place where the manufacture name is named. A frog is a perforation or depression on the face of a brick done with the object for keeping the mortar on it. Frog is also known as indent. Size of frog = 10 cm × 4 cm × 1 cm

Explanations:

A frog is-a-place where the manufacture name is named. A frog is a perforation or depression on the face of a brick done with the object for keeping the mortar on it. Frog is also known as indent. Size of frog = 10 cm × 4 cm × 1 cm