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30 July, 17:44

Find the work done in moving an object along a vector r=3i+2j-5k if the applied force is f=2i-j-k

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  1. 30 July, 17:51
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    The work done = 9 JExplanation:

    The work done can be taken as the dot product of force and displacement.

    Thus work = Force. Displacement

    W = (2i - j - k). (3i + 2j - 5k) = 6 - 2 + 5 = 9 J
  2. 30 July, 17:52
    0
    Explanation:Pemerintah Kabupaten Kotawaringin Timur (Kotim) melalui Dinas Kebudayaan dan Pariwisata (Disbudpar) kembali menggelar kegiatan ritual adat Hindu Keharingan yakni Mapakanan Sahur dan Mamapas Lewu di Taman Miniatur Budaya, Jalan Karang Taruna, Kecamatan Mentawa Baru Ketapang, Sampit. 34-3-4
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