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July 24, 2014

July 24, 2014

Posted by **robert** on Monday, May 21, 2012 at 5:52am.

- physics -
**Elena**, Monday, May 21, 2012 at 5:12pm(a) Q=q•t =K•(ΔT/Δx) •A•t =

= 0.065•(1050-22)/0.18•(0.18)² •4•60 = =2887 J.

(b) Q = c•m• ΔT,

ΔT = Q/c•m = 2887/4180•3.6 = 0.2º.

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