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Author Question: In glass, which of the following colors of light travels fastest? a. red b. blue c. yellow d. ... (Read 256 times)

krzymel

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on: Jul 28, 2018
In glass, which of the following colors of light travels fastest?
 a. red
  b. blue
  c. yellow
  d. All three of the above travel at the same speed.

Question 2

A silver bar of length 30 cm and cross-sectional area 2.0 cm2 is used to transfer heat from a 100C reservoir to a 0C block of ice. How much ice is melted per second? (For silver, k = 427 W / m  C. For ice, Lf = 334,000 J/kg.)
 a. 4.2 g/s
  c. 0.80 g/s
  b. 0.085 g/s
  d. 0.043 g/s


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flexer1n1

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Reply #1 on: Jul 28, 2018
Answer to Question 1

A

Answer to Question 2

B


krzymel

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Reply 2 on: Jul 28, 2018
:D TYSM

ghepp

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Reply 3 on: Yesterday
Excellent

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