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Author Question: A 450-kg sports car accelerates from rest to 100 km/h in 4.80 s. What magnitude force does a 68.0 kg ... (Read 33 times)

student77

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A 450-kg sports car accelerates from rest to 100 km/h in 4.80 s. What magnitude force does a 68.0 kg passenger experience during the acceleration?
 
  A) 394 N
  B) 82.0 N
  C) 342 N
  D) 311 N

Question 2

You need 14 W of infrared laser light power with wavelength 1270 nm to bore a hole in a diamond.
 
  How many downward atomic transitions per second must occur in the laser if all of them result in light directed onto the diamond? (c = 3.00  108 m/s, h = 6.626  10-34 J  s)
  A) 8.9  1019
  B) 8.9  1018
  C) 5.9  1019
  D) 2.7  1018


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poopface

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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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student77

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Reply 2 on: Jul 29, 2018
Excellent


Dnite

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Reply 3 on: Yesterday
Wow, this really help

 

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