. The principles of physics. seven-in-one appa-ratus. A is a hollow cylinder closed at one end. B is a tightly fittingpiston which may he pushed into or drawn out of the cylinder by thehandle C when screwed into the piston. D is another handle permanentlyconnected with the closed end of the cylmder. E is a nipple, openinginto the space below the piston. To this may be attached a thick-walledrubber tube F. G is a stop-cock and H is a funnel, either of which maybe inserted at will into the free end of the tube. Support the seven-in-one apparatus with the open end upward, forcethe piston in, plac


. The principles of physics. seven-in-one appa-ratus. A is a hollow cylinder closed at one end. B is a tightly fittingpiston which may he pushed into or drawn out of the cylinder by thehandle C when screwed into the piston. D is another handle permanentlyconnected with the closed end of the cylmder. E is a nipple, openinginto the space below the piston. To this may be attached a thick-walledrubber tube F. G is a stop-cock and H is a funnel, either of which maybe inserted at will into the free end of the tube. Support the seven-in-one apparatus with the open end upward, forcethe piston in, place on it a block of wood A (Fig. ,106), and on the blocka heavy weight. Attach one end of the rubber tubeB (12 feet long) to the apparatus, and insert a funnelC in the other end of the tube. Raise the latterend as high as practicable, and pour water intothe tube. Explain how the few ounces of waterstanding in the tube can exert a pressure of manypounds on the piston, and cause it to rise togetherwith the burden that is on


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Keywords: ., bookcentury1800, bookdecade1890, booksubjectphysics, bookyear1895