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. ...
A. Q点不变, 增大,由临界状态进入过压状态,集电极电流 下凹。 B. Q点不变, 增大,,由临界状态进入过压状态,集电极电流 仍为尖脉冲。 C. Q点不变, 减小,由临界状态进入欠压状态,集电极电流 仍为尖脉冲。 D. Q点不变, 减小,由临界状态进入欠压状态,集电极电流 ...
A. 也称胎头水肿 B. 是胎头先露部淋巴液和血液淤积形成的皮下组织水肿 C. 可用于鉴别死产与活产 D. 是新生儿罕见的先天性恶性肿瘤 点击查看答案 单项选择题 阳树脂采用H 2SO 4再生时,树脂层中存在析出CaSO 4的可能性。( ) A. 对 B. 错 点击查看答案 ...
刷刷题APP(shuashuati.com)是专业的大学生刷题搜题拍题答疑工具,刷刷题提供___ magnet in a magnetic field will be subject to ___ force.A.The; theB.A; theC.A; aD.the; /的答案解析,刷刷题为用户提供专业的考试题库练习。一分钟将考试题Word文档/Excel文档/PDF文
diamagnetism- phenomenon exhibited by materials like copper or bismuth that become magnetized in a magnetic field with a polarity opposite to the magnetic force; unlike iron they are slightly repelled by a magnet ferromagnetism- phenomenon exhibited by materials like iron (nickel or cobalt) that beco...
The force is zero if the second charge is travelling in the direction of the magnetic field and is greatest if it travels at right angles to the magnetic field. Britannica Quiz Physics and Natural Law The magnetic force on a moving charge is exerted in a direction at a right angle to ...
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] ...
() magnet in a magnetic field will be subject to () force.A.A; aB.The; theC.A; theD.t
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] ...
Calculate the radius of curvature of the path of a charge that is moving in a magnetic field. Magnetic force can cause a charged particle to move in a circular or spiral path. Cosmic rays are energetic charged particles in outer space, some of which approach the Ear...