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The torque of a force `F = - 6 hat (i)` acting at a point `r = 4 hat(j)` about origin will beA. `-24 hat(k)`B. `24 hat(k)`C. `24 hat(j)`D. `24 hat(i)` |
Answer» Correct Answer - B Torque, `tau=r xx F` `implies tau = 4hat(j)xx-6hat(i)=-(-24 hat(k))=24 hat(k)` |
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