[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f3r0nzWRaqyWRU2mpzwC49NSH5PtAKYFmD0bZqNwNGNA":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":10,"question":17,"related":18,"source":29,"type":30},[],"2023-10-06 20:47:46",99035310,[8,9],"true","false",{"count":11,"courseId":12,"courseImg":13,"courseName":14,"workId":15,"workName":16},14,"b26bc4a766b17c515dbf17d8ef0a02c1","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1d540d725392cb243501c21e2f8acb88.jpg","民航机务专业英语","eeb059b9004d466a82a25ac4c4c01f83","4.1.6","As speed increases, the amount of parasite drag increases. If the speed is doubled, four times as much drag is produced. ( )",[19,31,40,49,54,59,64,69,74,79],{"answer":20,"createTime":21,"id":22,"options":23,"question":28,"source":29,"type":30},[],"2023-10-06 20:47:45",99035301,[24,25,26,27],"Gravity","Lift","Drag","Thrust","( )is any force acting parallel to the flight path but in the opposite direction","v1",0,{"answer":32,"createTime":21,"id":33,"options":34,"question":39,"source":29,"type":30},[],99035302,[35,36,37,38],"induced drag; parasite drag","form drag; skin Friction drag","form drag; interference drag","induced drag; interference drag","The total drag is the combination of ( ) and ( )",{"answer":41,"createTime":21,"id":42,"options":43,"question":48,"source":29,"type":30},[],99035303,[44,45,46,47],"parasite drag","induced drag","interference drag","form drag","While lift is created, some drag is also induced by the creation of lift. And this component of the wing's resultant force is called ( )",{"answer":50,"createTime":21,"id":51,"options":52,"question":53,"source":29,"type":30},[],99035304,[44,45,46,47],"The air molecules resist this disturbance, and the resistance is manifested as a drag force called ( )",{"answer":55,"createTime":21,"id":56,"options":57,"question":58,"source":29,"type":30},[],99035305,[44,45,46,47],"( ) is caused by the frontal area of the airplane components being exposed to the airstream",{"answer":60,"createTime":21,"id":61,"options":62,"question":63,"source":29,"type":30},[],99035306,[8,9],"Induced drag is the undesirable but unavoidable by-product of lift, and increases in direct proportion to increases in angle of attack. ( )",{"answer":65,"createTime":5,"id":66,"options":67,"question":68,"source":29,"type":30},[],99035307,[8,9],"The greater the angle of attack up to the critical angle, the greater the amount of lift developed, and the greater the induced drag is. ( )",{"answer":70,"createTime":5,"id":71,"options":72,"question":73,"source":29,"type":30},[],99035308,[8,9],"The more streamlined an object is, the greater the parasite drag is. ( )",{"answer":75,"createTime":5,"id":76,"options":77,"question":78,"source":29,"type":30},[],99035309,[8,9],"The larger the size of the object in the airstream, the greater the parasite drag.( )",{"answer":80,"createTime":5,"id":6,"options":81,"question":17,"source":29,"type":30},[],[8,9]]