I did the algebra again, I hope photo sharp enough
... i get the same result, I checked twice.
51,14 seconds.
The correct result should be 313 seconds :S
Homework Statement
Hi! I need some help by my phisycs homework at universty. Here is the problem:
We have a steel ball, with density of 7800kg/m^3, with speficic heat capacity 460J/kgK. Temperature of the ball is 1700K. How much time does the ball need to cool down to half of it's temperature...