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  2. GBU-37 GPS-Aided Munition - Wikipedia

    en.wikipedia.org/wiki/GBU-37_GPS-Aided_Munition

    The GBU-37 (Guided Bomb Unit-37) Global Positioning System Aided Munition (GAM) was developed for use with the B-2 Bomber. The bomb can penetrate hardened targets or targets buried deep underground.

  3. Gauge (firearms) - Wikipedia

    en.wikipedia.org/wiki/Gauge_(firearms)

    However, the 3 + 1 ⁄ 2-inch (89 mm) 12-gauge shell, with its higher SAAMI pressure rating of 14,000 psi (97 MPa) compared to standard 2 + 3 ⁄ 4-inch (70 mm) and 3-inch (76 mm) 12-gauge shells with their lower pressure rating of 11,500 psi (79 MPa), began to approach the performance of the 3 + 1 ⁄ 2-inch (89 mm) 10-gauge shells with a ...

  4. List of naval guns by caliber - Wikipedia

    en.wikipedia.org/wiki/List_of_naval_guns_by_caliber

    BL 4 inch naval gun Mk I - VI United Kingdom: 1880s - 1900 102 mm (4.0 in) BL 4 inch Mk VII 50-caliber United Kingdom: World War I - World War II 102 mm (4.0 in) BL 4 inch Mk VIII & XI 40-caliber United Kingdom: World War I - World War II 102 mm (4.0 in) BL 4 inch Mk IX naval gun 45-caliber United Kingdom: World War I - World War II

  5. History of Formula One regulations - Wikipedia

    en.wikipedia.org/wiki/History_of_Formula_One...

    Rear tyre width reduced from 18 inches (457 mm) to 15 inches (381 mm) to reduce the grip and so the speed of the cars, overall car width reduced from 220 cm to 200 cm. Rear wing height reduced from 100 cm to 90 cm, distance of front end plates from flat bottom increased from 25 to 40 mm (0.98 to 1.57 in), [38] head rest area increased from 80 ...

  6. Waist–hip ratio - Wikipedia

    en.wikipedia.org/wiki/Waist–hip_ratio

    For example, a person with a 75 cm waist and 95 cm hips (or a 30-inch waist and 38-inch hips) has WHR of about 0.79. The WHR has been used as an indicator or measure of health, fertility, and the risk of developing serious health conditions. WHR correlates with perceptions of physical attractiveness.

  7. Milliradian - Wikipedia

    en.wikipedia.org/wiki/Milliradian

    If using the metric unit meters for distance and the imperial unit inches for target size, one has to multiply by a factor of 25.4, since one inch is defined as 25.4 millimeters. distance in meters = target in inches angle in mrad × 25.4 {\displaystyle {\text{distance in meters}}={\frac {\text{target in inches}}{\text{angle in mrad}}}\times 25.4}

  8. Nominal Pipe Size - Wikipedia

    en.wikipedia.org/wiki/Nominal_Pipe_Size

    Nominal Pipe Size (NPS) is a North American set of standard sizes for pipes used for high or low pressures and temperatures. [1] " Nominal" refers to pipe in non-specific terms and identifies the diameter of the hole with a non-dimensional number (for example – 2-inch nominal steel pipe" consists of many varieties of steel pipe with the only criterion being a 2.375-inch (60.3 mm) outside ...

  9. Pattern 1897 infantry officer's sword - Wikipedia

    en.wikipedia.org/wiki/Pattern_1897_infantry...

    The blade is described in the pattern as being 32 + 1 ⁄ 2 inches (830 mm) long and 1 inch (25 mm) wide at the shoulder, with the complete sword weighing between 1 pound 12 ounces (0.79 kg) and 1 pound 13 ounces (0.82 kg).