[Answered] Wave frequency is inversely proportional to a. amplitude. b. period. c. wave velocity. d. all of ...

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Author Question: Wave frequency is inversely proportional to a. amplitude. b. period. c. wave velocity. d. all of ... (Read 193 times)

abarnes

Hero Member
Posts: 556

on: Jul 28, 2018

Wave frequency is inversely proportional to
a. amplitude.
b. period.
c. wave velocity.
d. all of these.

Question 2

A pure sample of 226Ra contains 2.0 1014 atoms of the isotope. If the half-life of 226Ra = 1.6 103 years, what is the decay rate of this sample? (1 Ci = 3.7 1010 decays/s)

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jackie

Sr. Member
Posts: 324

Reply #1 on: Jul 28, 2018

Answer to Question 1

b

Answer to Question 2

7.4 108 Ci

abarnes

Member
Posts: 556

Reply 2 on: Jul 28, 2018

TYSM

xiazhe

Member
Posts: 331

Reply 3 on: Yesterday

Great answer, keep it coming

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