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Author Question: A 15.0-kg child is sitting on a playground teeter-totter, 1.50 m from the pivot. What is the minimum ... (Read 85 times)

karen

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on: Jul 29, 2018
A 15.0-kg child is sitting on a playground teeter-totter, 1.50 m from the pivot. What is the minimum distance, on the other side of the pivot, such that a 220-N force will make the child lift off the ground?
 
  A) 1.00 m
  B) 1.50 m
  C) 0.102 m
  D) 9.78 m
  E) 2.35 m

Question 2

An object is being acted upon by three forces and moves with a constant velocity. One force is 60 N along the x-axis, the second is 75 N along the y-axis. What is the direction of the third force, measured counterclockwise from the x-axis?
 
  A) 128
  B) 182
  C) 213
  D) 225
  E) 231
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scikid

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Reply #1 on: Jul 29, 2018
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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karen

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Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review

olderstudent

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Reply 3 on: Yesterday
Excellent

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