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A body of mass 1kg moves …

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A body of mass 1kg moves with velocity 2i-3j+5k m/sec .Find it kinetic energy

    • Posted by Dipabali Kar 3 years, 9 months ago

    CBSE > Class 11 > Physics
    • 1 answers

    Chinmay Bhansali 3 years, 9 months ago

    v = 2i - 3j + 5k |v| = sqrt(4 + 9 + 25) |v| = sqrt(38) KE = mv^2/2 KE = (1)(38)/2 = 19 J

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