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Author Question: A spring-loaded dart gun is used to shoot a dart straight up, and the dart reaches a maximum height ... (Read 90 times)

lindiwe

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on: Jul 29, 2018
A spring-loaded dart gun is used to shoot a dart straight up, and the dart reaches a maximum height of 24 meters.
 
  The same dart is shot up a second time from the same gun, but this time the spring is compressed only half as far (compared to the first shot). How far up does the dart go this time (neglect all friction and assume the spring is ideal)? A) 6.0 m
  B) 12 m
  C) 3.0 m
  D) 48 m

Question 2

Suppose a uniform solid sphere of mass M and radius R rolls without slipping down an inclined plane starting from rest. The linear velocity of the sphere at the bottom of the incline depends on
 
  A) the mass of the sphere.
  B) the radius of the sphere.
  C) both the mass and the radius of the sphere.
  D) neither the mass nor the radius of the sphere.
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eliasc0401

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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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lindiwe

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Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)

brbarasa

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Reply 3 on: Yesterday
Wow, this really help

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