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MCQMediumJEE Main 2026 · 24 January, Shift 1Potential Energy & Conservative Forces

Physics Question from JEE Main 2026 · 24 January, Shift 1

Three masses 200 kg200\,kg, 300 kg300\,kg and 400 kg400\,kg are placed at the vertices of an equilateral triangle of side 20 m20\,m. They are rearranged on the vertices of a bigger triangle of side 25 m25\,m with the same centre. The work done in this process is _____ J\text{J}.

(Gravitational constant G=6.7×10−11 N m2kg−2G = 6.7 \times 10^{-11}\,\text{N m}^2\text{kg}^{-2})

  • A

    9.86×10−69.86 \times 10^{-6}

  • B

    2.85×10−72.85 \times 10^{-7}

  • C

    4.77×10−74.77 \times 10^{-7}

  • D

    1.74×10−71.74 \times 10^{-7}

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