Предмет: Физика, автор: anastasiaoksentuk97

На скільки градусів нагрівається вода в склянці, якщо їй надати 10 ДЖ теплоти? Місткість склянки дорівнює 200см³​

Ответы

Автор ответа: 1Manka1
2

Ответ:

0,012°С

Объяснение:

Дано:

Q=10Дж

с=4200Дж/кг°С

V=200см³=200*10-⁶м³

р=1000кг/м³

=============

∆t-?

m=pV=1000*200*10-⁶=0,2кг

Q=cm∆t=>

∆t=Q/(cm)=

=10/(4200*0,2)=

=0,012°С

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