A diatomic molecule consists of two point masses, m1 and m2, separated by a distance r. If x is the distance from m1 to the center of mass, find the moment of inertia in terms of x about an axis parallel to the molecular axis through the center of mass
a. 0
b. m1x2 + m2(r ? x)2
c. m1m2 r2(m1m2)
d. m1(r ? x)2 + m2x2
e. m1x2 + m2r2
a
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Self-interstitials are produced when metals are _____________ deformed.
Fill in the blank(s) with the appropriate word(s).
A bullet is fired with a certain velocity at an angle ? above the horizontal at a location where g = 10.0 m/s2. The initial x- and y-components of its velocity are 86.6 m/s and 50.0 m/s respectively. What is the initial velocity of the bullet?
A) 86.6 m/s B) 50.0 m/s C) 36.6 m/s D) 100 m/s E) 136 m/s
The neon atom tends not to gain any additional electrons because
A) its nuclear charge is not great enough. B) that would result in a positive ion. C) of the repulsions they would experience with electrons in the same shell. D) there is no more room available in its outermost occupied shell.
The energy level diagram for hydrogen
The energy of a photon emitted in a transition from the n = 3 state to the n = 2 state is __________.