A parsec is about 3.3 light-years
Indicate whether the statement is true or false
TRUE
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When a current flows through an inductor, its mass
A) decreases. B) increases. C) stays the same. D) oscillates.
If a conductor is in electrostatic equilibrium near an electrical charge:
a. the sum of all forces between the conductor and the charge must be zero. b. the total charge on the conductor must be zero. c. any charges on the conductor must be uniformly distributed. d. the electric field inside the conductor must be zero.
The ground state electronic configuration for sodium is 1s22s22p63s1 . What is the orbital quantum number of the last (3s1) electron?
a. 3 c. 2 b. 1 d. 0
Which of the following methods of decay does not result in an element different from that of the original parent nucleus?
a. alpha followed by negative beta followed by another negative beta b. alpha followed by beta c. alpha followed by gamma followed by another gamma d. alpha followed by positive beta followed by another positive beta