ì©«¥Ñ suking2014 ©ó 2016-10-9 03:57 PM µoªí
¦ý«Ysmaller heat capacity ø«Y·|increase heat loss to surroundings meh? ´N¦n¦üµoªw½¦ªMvsÅKªMËÝ
ì©«¥Ñ Pockhin ©ó 2016-10-9 10:04 PM µoªí
Firstly, expanded polystyrene cup (µoªw½¦ªM) has a smaller rate of heat loss to surrounding is because it is a poor conductor while metal cup is a good conductor.
(Or you may explain it by the shi ...
ì©«¥Ñ suking2014 ©ó 2016-10-10 05:47 PM µoªí
thanks, ¦ý«Yafter the beaker being taken out from the oven, Ê\nÊ\n¥Î·Å«×p¶qwater ge·Å«×, Ëݳ£nµ¥¤@¬q®É¶¡¥ý¶q¨ìwaterûHfinal temperature (§A¥Î·Å«×p©ñ¸¨100«×ûH¤ô³£nµ¥´X¤Q¬í ·Å«×p¥ý·|show100C ga ...
ì©«¥Ñ Pockhin ©ó 2016-10-11 06:49 PM µoªí
Please note that there is no direct relationship between heat capacity and rate of heat loss to the surrounding.
As I havbe mentioned, why a metal cup has a higher rate of heat loss is because of i ...
Åwªï¥úÁ{ ¤p¨ò¸ê°T½×¾Â (http://lsforum.net/board/) | Powered by Discuz! 6.0.0 |