Question

The torque of a force$\overrightarrow{F} = 2\hat{i} - 3\hat{j} +5\hat{k}$ acting at a point whose position vector $\overrightarrow{r} = 3\hat{i} - 3\hat{j} + 5\hat{k}$about the origin is

• A. $- 3\hat{j} +5\hat{k}$
• B. $- 5\hat{j} +3\hat{k}$
• C. $- 5\hat{j} -3\hat{k}$
• D. $3\hat{i} - 5\hat{j} +3\hat{k}$

Answer 1

Answer: (C)

$- 5\hat{j} -3\hat{k}$

Answer 2

Answer (c) $- 5\hat{j} -3\hat{k}$