Q. The diameter of a cylindrical shell of a Scotch marine boiler varies from ___________ (Solved)
1. 3.5 to 4.5m
2. 1.5 to 2m
3. 2.5 to 3.5m
4. none of the mentioned
- c. 2.5 to 3.5m
1. 3.5 to 4.5m
2. 1.5 to 2m
3. 2.5 to 3.5m
4. none of the mentioned