What is the standard size of a brick in India as per IS codes?
- A190 mm × 90 mm × 90 mmCorrect
- B200 mm × 100 mm × 100 mm
- C210 mm × 100 mm × 100 mm
- D190 mm × 100 mm × 100 mm
Solution
Concept
Modular brick size (IS 1077)
Step-by-step solution
1. Modular brick: 190 × 90 × 90 mm (nominal 200 × 100 × 100 mm with mortar).
Explanation
The actual size without mortar is 190 × 90 × 90 mm.
Why the other options are wrong
200 × 100 × 100 is the nominal size including mortar.
Shortcut
Actual 190×90×90; nominal 200×100×100.
Common mistake
Choosing the nominal size.
Correct answer: A) 190 mm × 90 mm × 90 mm