Physics, 26.05.2021 15:40 clwalling04
What is the efficiency of a heat engine that does 1250 J of work and gives off 5250 J of heat to the cold reservoir
Answers: 1
Physics, 22.06.2019 09:30
Asap i'm in class rn a 1,000-kg car is traveling 20 m/s on a flat stretch of road. it gets to a hill and coasts uphill until it stops. how high up the hill does the car travel? givens: equation: 1/2mv2initial=mghfinal solve for h. plug & chug, label.
Answers: 2
Physics, 22.06.2019 12:00
Asolid round steel rod 6.25 mm in diameter and 375 mm long is rigidly bonded to the end of solid square brass rod 25 mm on a side and 300 mm long. the geometric axes of the bare are along the same line. an axial tensile force of 5.4 kn is applied at the extreme ends of the assembly. for steel e = 200 gpa and for brass e = 90 gpa. determine the total elongation for the assembly.
Answers: 1
Physics, 22.06.2019 13:00
Nacidified solution was electrolyzed using copper electrodes. a constant current of 1.18 a caused the anode to lose 0.584 g after 1.52 ✕ 103 s. given that the charge of an electron is 1.6022 ✕ 10−19 c, calculate avogadro's number. assume that copper is oxidized to cu2+ ions.
Answers: 1
What is the efficiency of a heat engine that does 1250 J of work and gives off 5250 J of heat to
th...
Biology, 19.05.2021 17:10
English, 19.05.2021 17:10
Mathematics, 19.05.2021 17:10
Physics, 19.05.2021 17:10
Mathematics, 19.05.2021 17:10
Mathematics, 19.05.2021 17:10
Mathematics, 19.05.2021 17:10
Mathematics, 19.05.2021 17:10
Mathematics, 19.05.2021 17:10
Spanish, 19.05.2021 17:10
Mathematics, 19.05.2021 17:10