Calculate the torque (magnitude and direction) about point O due to the force F

Question

Calculate the torque (magnitude and direction) about point O due to the force F? in each of the cases sketched in the figure (Figure 1) . In each case, the force F? and the rod both lie in the plane of the page, the rod has length 4.00 m , and the force has magnitude 20.0N .

Part A

Calculate the magnitude of the torque in case (a).

Part B

Find the direction of the torque in case (a).

Part C

Calculate the magnitude of the torque in case (b)

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Part D

Find the direction of the torque in case (b).

Find the direction of the torque in case (b).

Part E

Part F

Find the direction of the torque in case (c).

Part G

Calculate the magnitude of the torque in case (d)

Part H

Find the direction of the torque in case (d).

Find the direction of the torque in case (d).

Part I

Calculate the magnitude of the torque in case (e)

Part J

Find the direction of the torque in case (e).

Part K

This question will be shown after you complete previous question(s).

Part L

Find the direction of the torque in case (f).

|?| = N?m

Explanation / Answer

apply the formula for magnetude of torque T = Fr sin theta

so here

T = 20 * 4

T = 80 Nm
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direction is Upwards

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direction in part b is   out of the page

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