A fictitious force is a non-inertial type of force which acts on object viewed by an observer resting or residing in an accelerating frame of...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your tough ...
What is the force that keeps the planets in orbit around the sun? A. Gravity B. Magnetic force C. Electrical force D. Friction 相关知识点: 试题来源: 解析 A。引力使行星围绕太阳运行。选项 B 磁力不是使行星围绕太阳运行的力。选项 C 电力不是使行星围绕太阳运行的力。选项 D 摩擦力不是使行星...
What is the force that pulls objects towards the earth? A. Magnetic force B. Gravitational force C. Electrical force D. Frictional force 相关知识点: 试题来源: 解析 B。A 选项磁力有特定的磁性物体才会产生吸引力;C 选项电力是与电荷相关的力;D 选项摩擦力是阻碍物体相对运动的力。而重力是地球对...
magnets. The reading of the flux meter is related to the position of the sample in the measuring coil. The calibration of the test coil requires a constant current to test the size of the magnetic field in a zero magnetic field environment, and then the constant of the test coil is ...
Electromagnetism, gravity, strong nuclear, and weak nuclear forces are the forces known to science. The strongest force of nature with the shortest range is the strong nuclear force.Answer and Explanation: Photons are known as the electromagnetic force carriers. The electromagnetic force is ...
Force is everywhere and it comes in a variety of sizes, directions, and type. We can define Force as the push or pull of an object. Learn Force definition, unit & types of Force with solved examples.
What is the name of the force that pulls objects towards the Earth? A. Magnetic force B. Electric force C. Gravitational force D. Frictional force 相关知识点: 试题来源: 解析 C。解析:使物体向地球下落的力是重力。文章中有关于力的介绍。选项 A 磁力不是使物体向地球下落的力。选项 B 电力与...
Magnetomotive force, MMF = 𝑁𝐼 … (1) Unit of MMF Since MMF is a product of current in amperes (A) and number of turns (T) in a coil, thus Unit of MMF = Ampere − Turns (or AT) MMF Formulae In any magnetic circuit, if H being the magnetising force andlis the length ...
Magnetism is a force of nature produced by moving electric charges. Sometimes these motions are microscopic and inside of a material known as magnets. Magnets, or the magnetic fields created by moving electric charges, can attract or repel other magnets, and change the motion of other charged ...
I actually think one of the most common uses of magnets these days is to take money off people. There are all kinds of health claims about magnets that have never been proved, but people will spend a lot of money trying to reap the benefits from a magnetic force field or something. ...