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Derive the formula to calculate kinetic …

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Derive the formula to calculate kinetic energy of an object according to 3 marks

    • Posted by Shivam Meena 7 years, 2 months ago

    CBSE > Class 09 > Science
    • 2 answers

    Megha Bharti 7 years, 2 months ago

    We know that work=F.s =ma s (=v2- u2/2a) so ma×v2- u2/2a then 1/2 m (v2- u2) (u=0) then k.e = 1/2mv2

    0Thank You

    Akanksha Kumari? 7 years, 2 months ago

    W= m × a × s = m × a × v2- u2/2a = 1/2 m (v2 -u2) Consider u= 0 then W= 1/2 mv2 Hence the kinetic energy possessed by an object of mass m moving with velocity v is : K.E = 1/2mv2

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