M1 Revision Exam Notes

The humongous50RevisionGuidelines? M1 OPHS TheBig50RevisionGuidelinesforM1 Ifyoucanunderstandalloftheseyoulldoverywell 1. studywhatismeantbyaModelinMechanics,andwhyallreal? lifesystemshavetobe modelledinordertobeanalysedtheoretically 2. bonkhoweverydayobjectsaremodelledasParticle,Lamina,RigidBody,Rod(Light,Uniform,Non? uniform), draw in(Light,Inextensible),Pulley(Light,Smooth),Surface(Rough,Smooth),Bead,Wire andPegandthecorrespondingassumptionsthatgowitheachofthese 3.Knowthedifference mingled withaVectorandaScalarquantity,andbe suitabletogiveanexampleofeach 4. Understandand aimtheideaofavectortorepresentdisplacements,velocities,accelerationsand forcesinaplane 5. Knowthedifference amidspeed(ascalar)andvelocity(avector) 6. Knowthedifferencebetweenmassandweight 7. Knowthedifferencebetweengravitationalaccelerationandgravitationalforce 8. Beabletoexplainwhataforceiswithout usingthewordforce 9. Beabletoexplainwhattimeiswithoutusingthewordtime 10.Givenavelocityoraccelerationintermsofuniti andjvectors,understandhowto befallits magnitudeanddirection,andviceversa 11. Knowhowtoworkwithiandjcomponentsseparatelyincalculations 12. Knowhowto framedownstraightawaythepositionvectorattimetofaparticle, presumptionitsinitial positionvectorandthevelocitywithwhichitismoving 13. UnderstandtheTriangleLawandParallelogramLawforcombiningvectors 14. UnderstandhowtoapplytheSineandCosineRulesforcalculatinganglesbetweenvectors 1 TheBig50RevisionGuidelines?M1 OPHS 15. Knowhowtoresolveanyvector(force,velocity,acceleration)intotwoperpendiculardirections usingsineandcosinerespectively 16. Beabletoquotefrommemoryatleastfivedifferentformulaedescribingmotionunder immutable acceleration,usingthefivevariablesinthemnemonicuvats 17. KnowhowtoconstructandinterprettimegraphsforDisplacement,Velocity/ reanimateand Acceleration,withparticularunderstandingofwhatcanbedeterminedfromthegradientof,and/or theareaunder,thegraph and sodrawn 18.BeabletoquotefrommemoryNewtonsthreeLawsofMotion 19. Knowhowto figuremom entumgiventhemassandvelocityofaparticle 20. Beabletoexplainthe inter-group communicationbetweenImpulse,Force,TimeandMomentum 21. Knowthe connecterbetweenthegradientofaslopeandthe topazoftheangleitmakeswith thehorizontal 22. Knowhowtocalculateanytwoofsin? ,cos? andtan? giventhethird,withoutfindingthevalueof ? first 23. Knowhowtosolvequadraticequationsusingavarietyofmethods as welltheformula 24.Knowhowtosolvesimultaneousequationsusingavarietyofmethods 25. BeabletoexplaintheconnectionbetweenFrictionForceF,CoefficientofFrictionandReaction ForceR,inparticularbeingabletoexplainthecircumstancesinwhichfrictionincreasestoa maximumvalueandthenstaysatthatvalue 26. Beabletodescribeascenarioinwhichfrictionisactingupaslope,andthenanotherscenarioin whichfrictionisactingdownaslope 27. Understandhowto construeagivenquestioninordertodeterminethenatureanddirectionoffriction