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| 1. |
Find the torque of a force 7hati - 3hatj - 5hatk about the origin which acts on a particle whose position vectors is hati + hatj - hatk |
| Answer» Solution :`vectau = vecr xx VECF = |{:(HATI, hatj, HATK),(1,1,-1),(7,-3,-5):}| =-8hati -2hatj - 10 hatk` | |