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Author Question: As a 1.0-kg object moves from point A to point B, it is acted upon by a single conservative force ... (Read 202 times)

arivle123

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on: Aug 1, 2020

Question 1

Any change of the energy of a system occurs because of

◦
energy transfer across the boundaries of the system.

◦
combustion of fuels within the system.

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radioactive decay of elements within the system.

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all of the above.

◦
only (b) and (c) above.


Question 2

As a 1.0-kg object moves from point A to point B, it is acted upon by a single conservative force which does −40 J of work during this motion. At point A the speed of the particle is 6.0 m/s and the potential energy associated with the force is +50 J. What is the potential energy at point B?

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+72 J

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+10 J

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+90 J

◦
+28 J

◦
+68 J
Physics for Scientists and Engineers ¦ Serway, Jewett ¦ 9th Edition
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Marked as best answer by arivle123 on Aug 1, 2020

wtf444

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Reply #1 on: Aug 1, 2020
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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arivle123

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Reply 2 on: Aug 1, 2020
:D TYSM

diana chang

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Reply 3 on: Yesterday
Wow, this really help

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