This topic contains a solution. Click here to go to the answer

Author Question: Which of the following statements is correct? 1.If an equation is dimensionally correct it must be ... (Read 132 times)

sabina

  • Hero Member
  • *****
  • Posts: 563
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)


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Pamela.irrgang@yahoo.com

  • Sr. Member
  • ****
  • Posts: 323
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.
Answer Preview
Only 39% of students answer this correctly




sabina

  • Member
  • Posts: 563
Reply 2 on: Jul 28, 2018
Excellent


Dnite

  • Member
  • Posts: 297
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

For a complete list of videos, visit our video library