1) The solid dot shown in the figure above is a pivot point. The board can rotat

Question

1)The solid dot shown in the figure above is a pivot point. The board can rotate about the pivot. Which force shown exerts the largest magnitude torque on the board? Which force shown exerts the largest magnitude torque on the board? (a) 1000 N (b) 500 N (c) 500 N (d) 800 N (e) 500 N Which force shown exerts the largest magnitude torque on the board? (a) 1000 N (b) 500 N (c) 500 N (d) 800 N (e) 500 N Which force shown exerts the largest magnitude torque on the board? (a) 1000 N (b) 500 N (c) 500 N (d) 800 N (e) 500 N Which force shown exerts the largest magnitude torque on the board? (a) 1000 N (b) 500 N (c) 500 N (d) 800 N (e) 500 N (a) 1000 N (b) 500 N (c) 500 N (d) 800 N (e) 500 N The solid dot shown in the figure above is a pivot point. The board can rotate about the pivot. Which force shown exerts the largest magnitude torque on the board? Which force shown exerts the largest magnitude torque on the board?

Explanation / Answer

Torque = F x l

Torque due to a ) 1000 N = 1000 * 0 sin 90 = 0

b) 500 N = 500 * L/2 sin 90 = 250 L

c) 500 N = 500 * L * sin 90 = 500 L

d) 800 N = 800 * L * sin 180 = 0

e) 500 N = 500 * L * sin theta = 500 L sin theta

Hence c) 500 N produces the maximum torque

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