Physics
Physics, 05.11.2019 05:31, NotYourStudent

According to the second law of thermodynamics, which is a requirement for thermal energy to flow from colder objects to hotter objects?

a. work must be done on the system.

b. thermal expansion must occur in the system.

c. radiation must alter the system.

d. convection must occur within the system.

answer
Answers: 2

Other questions on the subject: Physics

image
Physics, 22.06.2019 08:30, fernandoramirez086
Does anyone know how to solve this problem? i really need . i made an attempt but i just cant get it. a metal rod is 25.000 cm long at 25.0 degrees celsius. when heated to 102.0 degrees celsius, it is 25.054 cm long. what is the coefficient of linear expansion for this metal.
Answers: 3
image
Physics, 22.06.2019 11:00, kylieweeks052704
A0.580-kg rock is tied to the end of a string and is swung in a circle with a radius of 0.500 meters. the velocity of the rock is 4.50 m/s. what is the centripetal force acting on the rock? 15.5 n 5.22 n 69.8 n 23.5 n
Answers: 1
image
Physics, 22.06.2019 12:00, marquez8
You have a resistor and a capacitor of unknown values. first, you charge the capacitor and discharge it through the resistor. by monitoring the capacitor voltage on an oscilloscope, you see that the voltage decays to half its initial value in 2.70 miss . you then use the resistor and capacitor to make a low-pass filter. what is the crossover frequency fc?
Answers: 2
image
Physics, 22.06.2019 21:20, aniyahrhs1213
The strong nuclear force acts over a small distance than the electrostatic force. true or false
Answers: 2
Do you know the correct answer?
According to the second law of thermodynamics, which is a requirement for thermal energy to flow fro...

Questions in other subjects:

Konu
Social Studies, 17.09.2021 23:30