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Author Question: An extrasolar planet in the HD 4308 system orbits its parent star at a distance of 17.1 million ... (Read 89 times)

colton

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on: Jul 27, 2018
An extrasolar planet in the HD 4308 system orbits its parent star at a distance of 17.1 million kilometers and takes 15.56 Earth days to complete one orbit.
 
  Given this and assuming that planet has a very low mass compared to the parent star, what is the mass of the parent star? A) 3.25 1030 kg
  B) 2.00 1030 kg
  C) 1.25 1030 kg
  D) 1.64 1030 kg

Question 2

A string of linear density 1.5 g/m is under a tension of 20. N. What should its length be if its fundamental resonance frequency is 220. Hz?
 
  A) 0.26 m
  B) 1.1 m
  C) 0.96 m
  D) 43. cm
  E) 2.1 m
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Kjones0604

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Reply #1 on: Jul 27, 2018
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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colton

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Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


Kjones0604

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Reply #3 on: Jul 27, 2018
Great! Please up vote :D


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