Physics, 07.01.2021 16:30 breannaking9734
Question 14 0/1 point(s) Redo Which of the following is not a device used for transferring mechanical energy from one place to another? O A) gears O B) inclined plane O C) conveyor belt O D) chain
Answers: 1
Physics, 22.06.2019 16:30, makenahbriana
In a heat engine if 1000 j of heat enters the system and the piston does 500j of work, what is the final internal energy of the system if the inital energy was 2000 j1.write the equation2.list out your known variables 3. plug the numbers into the equations4.solve 5.write your solution statement that includes initial energy and final energy added.
Answers: 3
Physics, 22.06.2019 19:30, isiahb123
A47.2 g block of copper whose temperature is 480 k is placed in an insulating box with a 91.8 g block of lead whose temperature is 200 k. (a) what is the equilibrium temperature of the two-block system? (b) what is the change in the internal energy of the two-block system between the initial state and the equilibrium state? (c) what is the change in the entropy of the two-block system? the heat capacities of copper and lead are 386 j/kg·k and 128 j/kg·k, respectively.
Answers: 1
Physics, 22.06.2019 21:50, Hailey1313131313
Ajoint produces movement when its angle decreases. which type of movement is it?
Answers: 1
Question 14 0/1 point(s) Redo Which of the following is not a device used for transferring mechanica...
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