Thanks for that, think it's done the job. My solution to the problem is now this:
From my notes the s.h.c of water is: 4200J/Kg K
Using the formula: Q = mc(t1-t2)
In this case m=90 (as far as i know 1 litre of water has a mass of 1kg)
c=4200
and t1-t2=35oC (the change in...
Hi, I've been attempting this problem all week now and I can't seem to even begin to obtain an answer which is highly frustrating, so here's the problem:
An electric boiler is required to raise the temperature of 90 litres of water per hour by 35oC.
If the input required to affect this...