网友您好, 请在下方输入框内输入要搜索的题目:
题目内容
(请给出正确答案)
设备中运行机构自身的运动频率和设备的自身频率相同时,将会产生破坏性的共振现象。()
此题为判断题(对,错)。
参考答案
更多 “ 设备中运行机构自身的运动频率和设备的自身频率相同时,将会产生破坏性的共振现象。() 此题为判断题(对,错)。 ” 相关考题
考题
关于共振频率的叙述哪一种是错误的A.是产生磁共振现象的必要条件B.当射频脉冲频率与质子进动频率相同称共振频率C.共振频率的脉冲可以使纵向磁场发生偏转D.共振频率随磁场强度变化而变化E.共振频率与成像质子的种类无关
考题
66、在鱼洗实验中,下列哪个说法是正确的? In the fish washing experiment, which of the following statements is true?A.当鱼洗器壁的振动频率越来越接近于鱼洗固有频率时,产生共振现象; Resonance phenomenon occurs when the vibration frequency of the wall of the fish washer is closer and closer to the natural frequency of the fish washer;###SXB###B.当鱼洗器壁的振动频率大于鱼洗固有频率时,产生共振现象; Resonance phenomenon occurs when the vibration frequency of the wall of the fish washer is greater than the natural frequency of the fish washer;###SXB###C.当鱼洗器壁的振动频率小于鱼洗固有频率时,产生共振现象; When the vibration frequency of the fish
考题
在鱼洗实验中,下列哪个说法是正确的? In the fish washing experiment, which of the following statements is true?A.当鱼洗器壁的振动频率越来越接近于鱼洗固有频率时,产生共振现象; Resonance phenomenon occurs when the vibration frequency of the wall of the fish washer is closer and closer to the natural frequency of the fish washer;#B.当鱼洗器壁的振动频率大于鱼洗固有频率时,产生共振现象; Resonance phenomenon occurs when the vibration frequency of the wall of the fish washer is greater than the natural frequency of the fish washer;#C.当鱼洗器壁的振动频率小于鱼洗固有频率时,产生共振现象; When the vibration frequency of the fish
热门标签
最新试卷