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?
A) 7.8 µeV B) 8.7 µeV C) 5.3 µeV D) 4.1 µeV E) 3.4 µeV
B
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Spherical Mirrors: An object 2.0 cm tall is placed 24 cm in front of a convex mirror having a focal length of magnitude 30 cm.(a) Where is the image formed and how far is it from the mirror?(b) How tall is the image?
What will be an ideal response?
An object attached to the end of a string swings in a vertical circle (R = 1.2 m), as shown. At an instant when ? = 30°, the speed of the object is 5.1 m/s and the tension in the string has a magnitude of 20 N. What is the mass of the object?
A. 2.0 kg B. 1.5 kg C. 1.8 kg D. 1.2 kg E. 0.80 kg
A newly formed protostar will radiate primarily at which wavelength?
A) visible light B) X-ray C) infrared D) ultraviolet E) radio
Mars is often called a "midway world," similar in some respects to Earth, and in others to our Moon. Explain
What will be an ideal response?