Orbital Angular Momentum: An atom has completely filled inner shells and a single valence electron in an excited p state. The filled inner shells have an orbital momentum equal to zero. When a magnetic field is applied, what are the possible angles between the magnetic field and the orbital angular momentum?
A. 45°
B. 90°
C. 45°, 90°
D. 45°, 135°
E. 45°, 90°, 135°
Answer: E
You might also like to view...
A student slides her 80.0-kg desk across the level floor of her dormitory room a distance 4.00 m at constant speed. If the coefficient of kinetic friction between the desk and the floor is 0.400, how much work did she do?
A) 128 J B) 3.14 kJ C) 26.7 J D) 1.26 kJ E) 24.0 J
A light source radiates 60.0 W of single-wavelength sinusoidal light uniformly in all directions. What is the average intensity of the light from this bulb at a distance of 0.400 m from the bulb?
A) 14.9 W/m2 B) 37.2 W/m2 C) 27.4 W/m2 D) 11.9 W/m2 E) 29.8 W/m2
A majorette takes two batons and fastens them together in the middle at right angles to make an "x" shape. Each baton was 0.70 m long and each ball on the end is 0.10 kg. (Ignore the mass of the rods.) What is the moment of inertia if the arrangement is spun around an axis formed by one of the batons?
a. 2.5E–2 kg·m2 b. 4.9E–2 kg·m2 c. 7.0E–2 kg·m2 d. 1.4E–1 kg·m2 e. 7.4E–2 kg·m2
The kinetic energy of a pendulum is greatest
a. when its potential energy is greatest. b. at the top of its swing. c. at the bottom of its swing. d. when its total energy is greatest.