★class overview
1 type-
2 name-
★techinical specifications
1 length-
2empty Wight-
3 engine-
4speed ( minimum and maximum)-
5 range-
6 armament-
7 weapon-
★usage
1 year introduce-
2 affiliation-
pls give me a correct answer
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Answers
class overview :
1) TYPE : B-17, also called Flying Fortress, U.S. heavy bomber used during World War II. The B-17 was designed by the Boeing Aircraft Company in response to a 1934 Army Air Corps specification that called for a four-engined bomber at a time when two engines were the norm.
Aircraft: Consolidated B-24 Liberator.
technical specifications :
General characteristics
Crew: 10: Pilot, co-pilot, navigator, bombardier/nose gunner, flight engineer/top turret gunner, radio operator, waist gunners (2), ball turret gunner, tail gunner[221]
Length: 74 ft 4 in (22.66 m)
Wingspan: 103 ft 9 in (31.62 m)
Height: 19 ft 1 in (5.82 m)
Wing area: 1,420 sq ft (131.92 m2)
Airfoil: NACA 0018 / NACA 0010
Empty weight: 36,135 lb (16,391 kg)
Gross weight: 54,000 lb (24,500 kg)
Max takeoff weight: 65,500 lb (29,700 kg)
Aspect ratio: 7.57
Powerplant: 4 × Wright R-1820-97 "Cyclone" turbosupercharged radial engines, 1,200 hp (895 kW) each
Propellers: 3-bladed Hamilton-Standard constant-speed propeller
Performance
Maximum speed: 287 mph (462 km/h, 249 kn)
Cruise speed: 182 mph (293 km/h, 158 kn)
Range: 2,000 mi (3,219 km, 1,738 nmi) with 6,000 lb (2,700 kg) bombload
Service ceiling: 35,600 ft (10,850 m)
Rate of climb: 900 ft/min (4.6 m/s)
Wing loading: 38.0 lb/sq ft (185.7 kg/m2)
Power/mass: 0.089 hp/lb (150 W/kg)
Armament
Guns: 13 × .50 in (12.7 mm) M2 Browning machine guns in 9 positions (2 in the Bendix chin turret, 2 on nose cheeks, 2 staggered waist guns, 2 in upper Sperry turret, 2 in Sperry ball turret in belly, 2 in the tail and one firing upwards from radio compartment behind bomb bay)
Bombs:
Short range missions (<400 mi): 8,000 lb (3,600 kg)
Long range missions (≈800 mi): 4,500 lb (2,000 kg)
Overload: 17,600 lb (7,800 kg)
usage : The Boeing B-17 Flying Fortress is a four-engined heavy bomber developed in the 1930s for the United States Army Air Corps (USAAC).
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Boeing B-17 Flying Fortress.
B-17 Flying Fortress
Introduction April 1938
Retired 1968 (Brazilian Air Force)
Status Retired
Primary users United States Army Air Forces Royal Air Force