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Author Question: Find the frequency of X-rays of wavelength 2 10-11 m. (c = 3 108 m/s) a. 3 108 Hz c. 3 1018 Hz ... (Read 39 times)

pepyto

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  • Posts: 547
on: Jul 28, 2018
Find the frequency of X-rays of wavelength 2  10-11 m. (c = 3  108 m/s)
 a. 3  108 Hz
  c. 3  1018 Hz
  b. 1.5  1019 Hz
  d. 6  109 Hz

Question 2

A substance is heated from 15C to 45C. What would the same incremental change be when registered in kelvins?
 a. 20
  c. 30
  b. 40
  d. 313


14vl19

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  • Posts: 310
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

C


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