Укажите проекцию силы F на ось ОY:<img src="/close/store/examRes/%7B5DB48090-6916-4C20-84A5-9EDA5D387284%7D/f.png" /><img src="/close/store/examRes/%7B5DB48090-6916-4C20-84A5-9EDA5D387284%7D/%D0%A1%D0%BD%D0%B8%D0%BC%D0%BE%D0%BA%20%D1%8D%D0%BA%D1%80%D0%B0%D0%BD%D0%B0%20%28172%29.png" /><img src="/close/store/examRes/%7B5DB48090-6916-4C20-84A5-9EDA5D387284%7D/%D0%A1%D0%BD%D0%B8%D0%BC%D0%BE%D0%BA%20%D1%8D%D0%BA%D1%80%D0%B0%D0%BD%D0%B0%20%28170%29.png" /><img src="/close/store/examRes/%7B5DB48090-6916-4C20-84A5-9EDA5D387284%7D/%D0%A1%D0%BD%D0%B8%D0%BC%D0%BE%D0%BA%20%D1%8D%D0%BA%D1%80%D0%B0%D0%BD%D0%B0%20%28171%29.png" /> <img src="/img/eb/c21b3e833cfcb7580e89651661.png" />, <img src="/img/91/b7420bffe35a130d9cb9527ebb.png" />, <img src="/img/43/e62b430b375cd8ecd48f6571cf.png" />