A 90 mm rifled cannon because the inside is grooved.
76 mm = 3.0 inches (approx). 250 mm = 9.8 inches (approx).
2.992125984 in Direct Conversion Formula 76 mm* 1 in 25.4 mm = 2.992125984 in
76 square mm
76 millimetres is equal to 7.6 centimetres, or 2.99 inches.
1 cm = 10 mm, so 76 cm = 760mm
.76- .83 mm thick
7.6 cm 1 cm = 10 mm 1 mm = 0.1 cm
0.1 atm is equal to 7.6 mm Hg.
76 cm or 30 inches
76-83 million mm
2.992125984 in Direct Conversion Formula 76 mm* 1 in 25.4 mm = 2.992125984 in