Question

4. List, in detail, and with examples, the 3 lever systems. Give an example of each, both in the body, and in nature

Answer 1

There three are levey Sys tems present class 3 Class Kypes Each levey System has leve1, fulcrum eort and load on the basis d location these componernts ampl fy force position d its comp onen ts is in the middle class a amd classifeation the is done . A levey can input force to greater Output am to the ding for Class lever, fulerum e ffort appied accoy one side and load amd OY) othey side E ffort and load in opposila di rection. in human body On Joint between the he ver tebra head and first bars, s cisso1s See - Saws, CYOW In natuse for the middle, Class II leveY, Resistan ce is in also called o ad) amd ofprt load and fulcrum CResistana is Side amd is One on e Hort opposite other side. Load and on IS On dive ction eq: in human - Stam ding tp toes Cballd foot - fulerum weight f body- load Contraction of muscle- effort) in nature-wheel barrows, staplers, botHle Openers

class lever, Rere effert fk is in the middle, Omd the load uo one Side fulcrum and effort the other Side. Here also load On opposit dive ction On eg in human- el bow joint, for earm fishing rods, tweezers in nature