Find the least amount of heat needed to run the engine

Assignment Help Physics

Reference no: EM13514604

An engine delivers 40.0 J of work while it takes in energy from a 400 K thermal source. If the engine discharges energy into a thermal reservoir at 200 K, then what is the least amount of heat needed to run the engine?

Reference no: EM13514604

Questions Cloud

How long does it take the astronaut to reach his ship : An astronaut is stuck in space with no fuel for his thrusters. He is 250 m away from his ship and only has a heavy wrench in his possession. How long does it take the astronaut to reach his ship

What is the speed of the snowball at the bottom of the hill : A snowball rolls down a 200 m long hill at an angle of 30o above the horizon. After leaving the hill it rolls toward a 1200 kg small car on an icy horizontal surface. What is the speed of the snowball at the bottom of the hill

What is the evidence for human evolution : What is the evidence for human evolution. What evolutionary processes may have occurred during the course of human evolution?

Difference between the supernatural and sacred : What is the difference between the supernatural and sacred? Give an example for each. for some reason, I am having trouble differentiating the two.

Find the least amount of heat needed to run the engine : An engine delivers 40.0 J of work while it takes in energy from a 400 K thermal source. find the least amount of heat needed to run the engine

Explain what is the kp equalibrium constant expression : What is theb Kp equalibrium constant expression for the following equalibrium? S8 (s) + 24F2(g) 8SF6(g) Kp=

Define what was the initial concentration of ammonia : At equalibrium, it was found that the concentration of H2 was 0.0584 M, the concentration of N2 was 0.0195 M and the concentration of NH3 was 0.430 M. What was the initial concentration of ammonia

How much heat is absorbed by the gas : If 1.00 mol of oxygen is heated at constant pressure of 1.00 atm from 10.0°C to 25.0°C. How much heat is absorbed by the gas

Despite the cultural domination instituted : Despite the cultural domination instituted by European traders and colonizers, how do you think these Mesoamerican, South American, and African societies have been able to sustain their cultural practices?

User Account

All Pages