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The image was first created by cartoonist A. Wyatt Mann (a wordplay on "A white man"), a pseudonym of Nick Bougas. [1] [2] [3] The image was part of a cartoon that also included a racist caricature of a black man and used these images to say: "Let's face it! A world without Jews and Blacks would be like a world without rats and cockroaches."
A single force acting at any point O′ of a rigid body can be replaced by an equal and parallel force F acting at any given point O and a couple with forces parallel to F whose moment is M = Fd, d being the separation of O and O′. Conversely, a couple and a force in the plane of the couple can be replaced by a single force, appropriately ...