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Author Question: A spaceship is moving away from an asteroid with a speed of 0.80c relative to the asteroid. The ... (Read 93 times)

altibaby

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A spaceship is moving away from an asteroid with a speed of 0.80c relative to the asteroid. The spaceship then fires a missile with a speed of 0.50c relative to the spaceship.
 
  What is the speed of the missile measured by astronauts on the asteroid if the missile is fired toward the asteroid?
  A) 1.3c B) 0.65c C) 0.50c D) 0.93c E) 0.30c

Question 2

Two long parallel wires placed side-by-side on a horizontal table carry identical current straight toward you. From your point of view, the magnetic field at a point exactly between the two wires
 
  A) points upward.
  B) points downward.
  C) points toward you.
  D) points away from you.
  E) is zero.


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akemokai

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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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altibaby

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Reply 2 on: Jul 29, 2018
:D TYSM


dreamfighter72

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Reply 3 on: Yesterday
Excellent

 

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