Molecular Rotation: A diatomic molecule has 2.6 × 10-5 eV of rotational energy in the L = 2 quantum state. What is its rotational energy in the L = 1 quantum state? (1 eV = 1.60 × 10-19 J, h = 6.626 × 10-34 J ? s)
A. 3.4 × 10-6 eV
B. 5.3 × 10-6 eV
C. 7.8 × 10-6 eV
D. 8.7 × 10-6 eV
Answer: D
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A. 2.79 y B. 6.82 y C. 39.5 y D. 28.8 y
A current in a long, straight wire produces a magnetic field. The magnetic field lines:
a. go out from the wire to infinity. b. come in from infinity to the wire. c. form circles that pass through the wire. d. form circles that go around the wire.
A key clue to how the solar system formed is the observation that all the planets orbit close to the same plane
Indicate whether the statement is true or false
The slope of a distance vs. time graph is the __________
Fill in the blank(s) with correct word