railway RRB JE (CBT I + CBT II) Mock Test 2024 Construction Materials and Management Building Component Substructure
Appropriate letter size for writing any Notes on a building drawing is _______
1
2 mm × 2 mm to 4 mm × 4 mm
2
4 mm × 4 mm to 6 mm × 6 mm
3
6 mm × 6 mm to 8 mm × 8 mm
4
8 mm × 8 mm to 12 mm × 12 mm