Homework Help: physics

Posted by emily on Thursday, March 11, 2010 at 8:41pm.

A 250. MW coal-fired power plant burns fuel with an energy density of 35.0 MJ kg-1. Water enters the temp reduction tower at 293 K and leaves at 350. K at a rate of 4200. kg s-1.

4. Calculate the energy removed by the water each second.

5. Calculate the energy produced by the combustion of coal each second.

6. Calculate the overall efficiency of the power plant.

7. Calculate the mass of coal burned each second.

No one has answered this question yet.

Answer this Question

Related Questions

physics - A 250. MW coal-fired power plant burns fuel with an energy density of ...
Physics - A typical coal-fired power plant burns 310 metric tons of coal every ...
Power generation - need help 2. Large central power stations typically have a ...
Physics - A fossil-fuel power plant that generates 1000MW of electrical power ...
physics-energy conservation - a mordern power station,or, more correctly, an ...
Physics - A nuclear power plant has an electrical power output of 1200 MW and ...
Physics - A nuclear power plant has an electrical power output of 1200 MW and ...
Physics - A nuclear power plant has an electrical power output of 1200 MW and ...
physics - A sample of anthracite has a moisture content of 5% when mined and an ...
PHYSICS NEED HELP FAST - A power plant has a power output of 1055 MW and ...

For Further Reading

First Name:
School Subject:
Answer: