Правка раздела «Solution»
en/2.4.33.md
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| $2.4.33.$ __"Amount of heat"__ | |||
| __Statement__: | |||
| $2.4.33.$ A body of mass $m$ was pushed up an inclined plane. After wich it moved with an initial speed and then stopped, rising the height $h$. What amount of heat was released in this case. | |||
| @@ -6,9 +6,9 @@ | |||
| ### Solution | |||
| − |  | ||
| ### Answer: 1. Q = m(0.5V²-gh) 2. Q = m(0.5v²-gh(1+μcotgα)) | |||
| $2.4.33.$ __"Amount of heat"__ | $2.4.33.$ __"Amount of heat"__ | ||
| __Statement__: | __Statement__: | ||
| $2.4.33.$ A body of mass $m$ was pushed up an inclined plane. After wich it moved with an initial speed and then stopped, rising the height $h$. What amount of heat was released in this case. | $2.4.33.$ A body of mass $m$ was pushed up an inclined plane. After wich it moved with an initial speed and then stopped, rising the height $h$. What amount of heat was released in this case. | ||
| @@ -6,9 +6,9 @@ | |||
| ### Solution | ### Solution | ||
|  | ||
| ### Answer: 1. Q = m(0.5V²-gh) 2. Q = m(0.5v²-gh(1+μcotgα)) | ### Answer: 1. Q = m(0.5V²-gh) 2. Q = m(0.5v²-gh(1+μcotgα)) | ||