Physics, 13.02.2021 04:10, garysingh7
A balloon contains two gases: oxygen and nitrogen. According to the second law of thermodynamics, which event can never occur spontaneously?
A. molecules of the two gases mixing evenly throughout the balloon
B. molecules of the two gases leaking out small openings in the skin of the balloon
C. molecules of the two gases traveling at a variety of speeds
D. molecules of the two gases separating to opposite ends of the balloon
Answers: 2
Physics, 22.06.2019 01:10, Katyazamo
The 10-kg double wheel with radius of gyration of 125mm about o is connected to the spring of stiffness k = 600 n/m by a cord which is wrapped securely around the inner hub. if the wheel is released from rest on the incline with the spring stretched 225 mm, calculate the maximum velocity v of its center o during the ensuing motion. the wheel rolls without slipping
Answers: 1
Physics, 22.06.2019 10:40, itsyagirl11076
Two point charges are on the y axis. a 3.90-ยตc charge is located at y = 1.25 cm, and a -2.4-ยตc charge is located at y = โ1.80 cm. (a) find the total electric potential at the origin. v (b) find the total electric potential at the point whose coordinates are (1.50 cm, 0). v
Answers: 1
A balloon contains two gases: oxygen and nitrogen. According to the second law of thermodynamics, wh...
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