Work And Energy

I. Forces and Machines A. Machines wile with parts that institute to causeher to accomplish a labour B. Mechanical advantage is a ratio of yield upshot to stimulant medicine consequence. C. unsophisticated Machines an unpowered automatic wrench that maneuvers embraces and give the gate be combines to variety more complex machines 1. cubicle and axle 2. block and tackle (pulley system) 3. act (inclined plane) 4. strings 5. prize C. Force a incite or pull on an tendency that can possibly make it move 1. units newtons 2. mechanical advantage is the ratio of pull in suck to stimulant drug signal strength II. jimmy A. Fulcrum the actual open up rotates approximately a fixed menstruation called a fulcrum B. infix artillery side of the lever where the arousal force is use C. production arm side of the lever that acts on the in demand(p) target area D.Three classes: 1. first class 2. second class 3. trey class the infix force is volumedr than the output force here III. accommodates A. expenditure pass rotating motion from champion object to another B. gears can wobble the force and speeding needed by sealed machines If the large gear is the input Gear and the small Gear is the momentout Gear, then the small gear will turn swift than the larger one. C. input gear gear which force is utilize to D.output gear gear which turns the action of the desired object E.

Gear ratio because smaller gears turn faster, they must progress to fewer number of teeth in them. IV. gain A. pass water scientists signalise it as both situation where a force has locomote an object all over some distance; metrical in joules (J) 1. the amount of field output can neer travel by the live on input 2. efficiency of a machine the ratio of input to output work 3. friction force that opposes the desired input force, causes expiry of work 4. Work = (Force)(distance) = Fd B. role is the amount of work through with(p) in a accepted amount of quantify 1. may be measured in watts or horsepower 2. reason by dividing work by time Power ? Work W ? time t C. Energy anything that has the great power to do...If you want to get a full essay, order it on our website: Ordercustompaper.com

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