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Author Question: Which of the following statements is correct? 1.If an equation is dimensionally correct it must be ... (Read 181 times)

sabina

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on: Jul 28, 2018
Which of the following statements is correct?
  1.If an equation is dimensionally correct it must be true and if it is not dimensionally correct it may be true.
  2.If an equation is dimensionally correct it may be true and if an equation is not dimensionally correct it may be true.
  3.If an equation is dimensionally correct it may be true and if it is not dimensionally correct then it cannot be true.
  4.If an equation is dimensionally correct it must be true and if an equation is not dimensionally correct it cannot be true.

Question 2

Suppose that two quantities, A and B, have different dimensions. Determine which of the following arithmetic operations could be physically meaningful.
 
   (i) A + B
   (ii) A/B
   (iii) B - A
   (iv) AB


  1.(iv) only
  2.(ii) only
  3.(i) and (iii)
  4.(ii) and (iv)
Macroeconomics ¦ Acemoglu, Laibson, List ¦ 3rd Edition
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Pamela.irrgang@yahoo.com

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Reply #1 on: Jul 28, 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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Only 39% of students answer this correctly


sabina

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Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it

kilada

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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