magnetic field n.磁场 density of line of magnetic force 磁力线密度 magnetic force driving pump 磁力驱动泵 相似单词 force field 力场 field free 【电】 无场的 force n. 1.力;力量;力气 2.武力;暴力 3.影响力;效力 4.一群人;部队;兵力 5.[英国方言]瀑布 6.气力,毅力,魄力 7.(社会)势...
magnetic field n. A condition found in the region around a magnet or an electric current, characterized by the existence of a detectable magnetic force at every point in the region and by the existence of magnetic poles. American Heritage® Dictionary of the English Language, Fifth Edition. ...
The meaning of MAGNETIC FORCE is the mechanical force exerted by a magnetic field upon a magnetic pole placed in it.
A magnetic field can exert a force on ___. A. a magnet B. an insulator C. a vacuum D. all of the above 相关知识点: 试题来源: 解析 A。磁场可以对磁体施加力。选项 B 绝缘体不受磁场力;选项 C 真空也不受磁场力。本题涉及物理知识点是磁场对磁体的作用,英语知识点是物品名称的表达。...
The itvention relates to an apparatus for weighing loads of all kinds, the force of a magnetic field being used as a counter-balance for the load to be weighed. 6 Balances are known in which the counterbalancing is effected not by weights but by an armature which is drawn into a solenoi...
A steel specimen that is magnetized has a magnetic field in and around itself, and any place where amagnetic line of forceexits or enters the specimen is called a pole. Magnetic flux leakage sensing-based steel cable NDE technique More results ►...
Force on a Wire in a Magnetic Field, Nature 246, 208 - Lowes - 1973 () Citation Context ... can be calculated via the interaction of the current and magnetization in the wire with only the fields present before the wire was added to the problem, as emphasized in sec. 35 of [18] ...
搜标题 搜题干 搜选项 问答题 答案:A.A; a B.The; the C.A; the D.the; / 正确答案:A; a AI智答
A. parallel to the magnetic field B. perpendicular to the magnetic field C. at an angle of 45 degrees to the magnetic field D. in any random direction 相关知识点: 试题来源: 解析 B。解析:当带电粒子在磁场中运动时,垂直于磁场方向时受力最大。A 选项平行于磁场时受力为零;C 选项 45 度时...
An expression is derived for the ponderomotive force acting in a cold collisionless magnetized plasma in a high-frequency electromagnetic field. Some related topics, such as the magnetic moment and solenoidal currents induced by the HF field are considered. A microscopic approach is used. The results...