Physics, 16.06.2021 20:20 borgesalfonso12
Theo mẫu nguyên tử Bo trong nguyên tử Hidro chuyển động của electron quanh hạt nhânlaf chuyển động tròn đều . Biết bán kính Bo ro = 5,3.10^-11 . Tốc độ của electron trên quỹ đạo dừng Bo thứ 2 bằng
Answers: 3
Physics, 21.06.2019 22:50, toddbecca9
Acar of mass m goes around a banked curve of radius r with speed v. if the road is frictionless due to ice, the car can still negotiate the curve if the horizontal component of the normal force on the car from the road is equal in magnitude to 101) a) mv2/r b) mg/2. d) mg e) tan[v2/(eg)]
Answers: 2
Physics, 22.06.2019 17:20, Tiredd7838
The magnitude of the magnetic field at a certain distance from a long, straight conductor is represented by b. what is the magnitude of the magnetic field at twice the distance from the conductor? a. at twice the distance, the magnitude of the field is 4b. b. at twice the distance, the magnitude of the field is 2b. c. at twice the distance, the magnitude of the field is b/2.d. at twice the distance, the magnitude of the field is b/4.e. at twice the distance, the magnitude of the field remains equal to b.
Answers: 3
Physics, 22.06.2019 18:30, violetvinny
Which form of cell division creates the sperm and egg, resulting in half of the chromosomes as the other cells?
Answers: 1
Physics, 23.06.2019 01:30, NathanaelLopez
Each line (unit) on the horizontal axis represents: 5 years 10 years 20 years all of the above
Answers: 1
Theo mẫu nguyên tử Bo trong nguyên tử Hidro chuyển động của electron quanh hạt nhânlaf chuyển động t...
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