Physics, 15.06.2021 16:40 nadiachinkatok78

Calculate the thermal efficiency of a heat engine given the heat in the hot source is 420.4kJ/kg and the heat in the cold source is 218kJ/kg.

Answers: 1

Show answers

Other questions on the subject: Physics

Physics, 21.06.2019 21:40, sannai0415

Since the investigative question has two variables, you need to focus on each one separately. thinking only about the first part of the question, mass, what might be a hypothesis that would illustrate the relationship between mass and kinetic energy? use the format of "if…then…because…” when writing your hypothesis.

Answers: 1

continue

Physics, 22.06.2019 20:30, valenzueladomipay09u

Light from two different sources are incident upon the same side of a polarizing filter. light from one source is polarized with total intensity ip, while light from the other source is unpolarized with total intensity iu. as you rotate the polarizing filter through 360 degrees, the intensity of the transmitted light on the other side varies by a factor of 9. what is the relative intensity of the initial polarized source to the unpolarized source, or ip/iu?

Answers: 2

continue

Physics, 23.06.2019 05:00, oclexieaocovtg07

What is the percent yield of titanium (iv0 oxide, if 10.2 are formed when 25.7g of titanium (iv0 chloride react?

Answers: 3

continue

Physics, 23.06.2019 10:30, jumeljean123oythxy

Abig box of sausages (30 kg) are lifted from the ground to the top shelf of the freezer. if the box is lifted at a constant speed, a distance of 1.75 m, what work is done by gravity?

Answers: 1

continue

You know the right answer?

Calculate the thermal efficiency of a heat engine given the heat in the hot source is 420.4kJ/kg and...