[Answered] An increase of 20 dB increases the sound intensity by a factor of a. 10. b. 200. c. 100. d. ...

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Author Question: An increase of 20 dB increases the sound intensity by a factor of a. 10. b. 200. c. 100. d. ... (Read 160 times)

sjones

Hero Member
Posts: 520

on: Jul 28, 2018

An increase of 20 dB increases the sound intensity by a factor of
a. 10.
b. 200.
c. 100.
d. 20.

Question 2

What is the energy of the first rotational state of the hydrogen (H2) molecule? The separation between the protons is 1010 m and the mass of each proton is 1.67 1027 kg. (h = 6.626 1034 J s and 1 eV = 1.6 1019 J.)

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ecox1012

Sr. Member
Posts: 344

Reply #1 on: Jul 28, 2018

Answer to Question 1

c

Answer to Question 2

0.008 eV

sjones

Member
Posts: 520

Reply 2 on: Jul 28, 2018

Excellent

parker125

Member
Posts: 332

Reply 3 on: Yesterday

Gracias!

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