the work When a real simple machine (as opposed to an ideal simple machine) is used to do work, the work input is output OA. independent of OB. equal to OC. less than OD. greater than

The electric potential v is constant everywhere within a certain region of space. which statement below is true? the choices are: the electric field is also constant (but not zero) within the region. a charged particle placed within the region will experience an electric force. the electric field is zero everywhere within the region. the electric field varies from place to place within the region.