Make micro sign to be subject of the formula

Why does the input force have to be greater than the force needed to lift the bale?

Which magnetic property best describes a magnet’s ability to act at a distance? magnets are dipolar. magnets attract only certain objects. magnets have magnetic fields. magnets can transfer their properties to certain materials.

What characteristics of hv2112 make it the best candidate to be classified as a thorne-zytkow object?