Anti-aircraft Performance
The following table compares the gun's performance with the other British World War I anti-aircraft guns:-
| Gun | m/v ft/s | Shell (lb) | Time to 5,000 ft (1,500 m) at 25° (seconds) | Time to 10,000 ft (3,000 m) at 40° (seconds) | Time to 15,000 ft (4,600 m) at 55° (seconds) | Max. height (ft) |
| QF 13 pdr 9 cwt | 1990 | 12.5 | 10.1 | 15.5 | 22.1 | 19,000 |
| QF 12 pdr 12 cwt | 2200 | 12.5 | 9.1 | 14.1 | 19.1 | 20,000 |
| QF 3 inch 20 cwt 1914 | 2500 | 12.5 | 8.3 | 12.6 | 16.3 | 23,500 |
| QF 3 inch 20 cwt 1916 | 2000 | 16 | 9.2 | 13.7 | 18.8 | 22,000 |
| QF 4 inch Mk V World War I | 2350 | 31 (3 c.r.h.) | 4.4?? | 9.6 | 12.3 | 28,750 |
| QF 4 inch Mk V World War II | 2350 | 31 (4.38/6 c.r.h.) | ? | ? | ? | 31,000 |
Read more about this topic: QF 4 Inch Mk V Naval Gun
Famous quotes containing the word performance:
“The value of old age depends upon the person who reaches it. To some men of early performance it is useless. To others, who are late to develop, it just enables them to finish the job.”
—Thomas Hardy (1840–1928)