Author Question: When the nucleus of an atom emits a beta particle, the atom's atomic number A) decreases. B) ... (Read 122 times)

casperchen82 · **on:** Jul 29, 2018

When the nucleus of an atom emits a beta particle, the atom's atomic number

A) decreases.
B) remains unchanged.
C) increases.

Question 2

The magnetic field at a distance of 2 cm from a current carrying wire is 4 T. What is the magnetic field at a distance of 1 cm from the wire?

A) 2 T
B) 4 T
C) 6 T
D) 8 T
E) 10 T