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Author Question: A really high-speed train moves in a direction parallel to its length with a speed that approaches ... (Read 576 times)

Evvie72

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on: Jul 29, 2018
A really high-speed train moves in a direction parallel to its length with a speed that approaches the speed of light. The length of the train, as measured by a stationary observer on the ground,
 
  A) decreases due to the motion. B) increases due to the motion.
  C) is not affected by the motion. D) approaches infinity.

Question 2

The length of a telescope is 1.60 m and it has a magnification of 60.0. What is the focal length of the eyepiece?
 
  A) 2.62 cm
  B) 60.0 cm
  C) 100 cm
  D) 1.16 cm
  E) 96.0 cm
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Heffejeff

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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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Evvie72

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Reply #2 on: Jul 29, 2018
TY


Heffejeff

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Reply #3 on: Jul 29, 2018
You're welcome


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