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Author Question: Two uniform solid balls, one of radius R and mass M, the other of radius 2R and mass 8M, roll down a ... (Read 173 times)

kellyjaisingh

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on: Jul 29, 2018
Two uniform solid balls, one of radius R and mass M, the other of radius 2R and mass 8M, roll down a high incline. They start together from rest at the top of the incline. Which one will reach the bottom of the incline first?
 
  A) The small sphere arrives first.
  B) Both reach the bottom at the same time.
  C) The large sphere arrives first.

Question 2

The magnetic field at a distance of 2 cm from a current carrying wire is 4 T. What is the magnetic field at a distance of 4 cm from the wire?
 
  A) 1/2 T
  B) 1 T
  C) 2 T
  D) 4 T
  E) 8 T
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lin77x

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Reply #1 on: Jul 29, 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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kellyjaisingh

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Reply 2 on: Jul 29, 2018
Excellent

Joy Chen

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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