PHYSICS

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A block is pushed up a frictionless inclinded plane with initial speed V0 =5.50 m/s. The angle of incline is 0= 23.0º. How far up the plane does the block go? How long does it take to get there?

  • PHYSICS -

    KE=PE
    mv₀²/2=mgh=mgs/sinα
    s= v₀²sinα /2g=
    =5.5²sin23°/2•9.8 =…

    v=v₀-at
    v=0 => a= v₀/t
    s=v₀t-at²/2=
    = v₀t- v₀t²/2t= v₀t/2
    t=2s/v₀=….

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