Recent content by chrisama

Homework Statement How would I convert 20Joules/sm^2 into 20J/dm^2? Homework Equations I would probably do some sort of proportion. The Attempt at a Solution 1 day= 86,400 seconds. So, would I either divide by seconds or multiply by seconds?

I got it. thanx.

So, I worked out the equation and got 3,367,003.367 Kj/s for the first part. This is how I did it: I first got the time, which is 86,400 seconds. Then I multiplied the 26,000btu/kg by 1.055kj/btu, which gave me 27,430 kj/kg. Next, I converted the 20,000 tons into 40,000,000lbs. Then, I...

Okay, I will now work it out on my own and display what I get soon.

Homework Statement A power plant consumes 20,000 tons of coal per day; the average heat value of the coal used is 26,000 Btu/kg and the overall efficiency is 28%. What s the average electrical power output of the plant in kilowatts? How much heat is dissipated per day, in Btus...