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Author Question: Which of the following materials has the slowest speed of light? A) water B) oil C) air D) ... (Read 54 times)

ishan

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on: Jul 27, 2018
Which of the following materials has the slowest speed of light?
 
  A) water
  B) oil
  C) air
  D) flint glass
  E) diamond

Question 2

Suppose that an 80. kg person walking on crutches supports all his weight on the two crutch tips, each of which is circular with a diameter of 1.0 inch. What pressure is exerted on the floor? Express the answer in psi.
 
  A) 1.1  102 psi
  B) 14. psi
  C) 1.4  102 psi
  D) 56 psi
  E) 2.2  102 psi


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TheDev123

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Reply #1 on: Jul 27, 2018
Answer to Question 1

E

Answer to Question 2

A


ishan

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Reply #2 on: Jul 27, 2018
Thank you!


TheDev123

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Reply #3 on: Jul 27, 2018
Always glad to help...


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