Civil Engineering MCQJE Level Civil Engineering
A frog in a brick is provided mainly to:
Building MaterialsConstruction Materials and PracticeHARD
Choose the correct answer
A
hold reinforcement
B
form a key for mortar
C
measure water absorption
D
reduce firing temperature only
Correct Answer
B. form a key for mortar
Why is this the answer?
The depression or frog improves bond with mortar and may identify manufacturer.
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