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Author Question: A 50.0-kg block is being pulled up a 15.0 slope by a force of 300 N which is directed 30.0 above the ... (Read 81 times)

silviawilliams41

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A 50.0-kg block is being pulled up a 15.0 slope by a force of 300 N which is directed 30.0 above the slope. The coefficient of kinetic friction between the block and the slope is 0.200. What is the acceleration of the block?
 
  A) 1.36 m/s2
  B) 0.158 m/s2
  C) 0.924 m/s2
  D) 0.520 m/s2
  E) 1.47 m/s2

Question 2

The distance between the object and the eyepiece of a compound microscope is 25 cm. The focal length of its objective lens is 0.20 cm and the eyepiece has a focal length of 2.6 cm. A person with a near point 25 cm is using the microscope.
 
  What is the largest angular magnification obtainable using the eyepiece alone as a magnifying lens? A) 6.5
  B) 7.6
  C) 8.6
  D) 9.6
  E) 10.6


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beccamahon

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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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