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a bus decreases its speed from …

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a bus decreases its speed from 80 kilometre per hour to 60 km per hour in 5 second find the acceleration of the bus ?

    • Posted by Poonam Chouhan 3 years, 1 month ago

    CBSE > Class 09 > Science
    • 1 answers

    Poonam Chouhan 3 years, 1 month ago

    Initial speed   u=80 km/h=80×185​=22.22 m/s Final speed    v=60 km/h=60×185​=16.67 m/s Using   v=u+at Or   16.67=22.22+a×5 ⟹ a=−1.1 m/s2

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