The energy of an electron in the p-level of an atom is changed in the presence of a magnetic field of magnitude 4.6 T
What is the difference between the largest and smallest possible energies? (Bohr magneton = ?B = 9.27 × 10-24 J/T)
8.5 × 10-23 J
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Which sugar is a chemically bonded combination of two other sugars?
a. Sucrose b. Lactose c. Glucose d. Fructose
A stopping potential of 3.2 V is needed for radiation whose wavelength is 200 nm. What is the work function (in eV) of the material?
a. 4.0 b. 3.0 c. 5.0 d. 6.0 e. 2.0
Two masses, MA and MB, with MB = 2MA, are released at the same time and allowed to fall straight down. Neglect air resistance. When we compare their kinetic energies after they have fallen for equal times, we find that
a. KB = KA. b. KB = 2KA. c. KB = 4KA. d. KA = 2KB. e. KA = 4KB.
The net work done in accelerating a propeller from rest to an angular velocity of 200 rad/s is 3 000 J. What is the moment of inertia of the propeller?