When a target nucleus is bombarded by an appropriate beam of particles, it is possible to produce
A) a less massive nucleus, but not a more massive one.
B) a more massive nucleus, but not a less massive one.
C) a nucleus with smaller atomic number, but not one with a greater atomic number.
D) a nucleus with greater atomic number, but not one with a smaller atomic number.
E) a nucleus with either greater or smaller atomic number.
Question 2It is very likely that the general theory of relativity will need to be refined because it is currently incompatible with
A) electromagnetism
B) quantum mechanics
C) Newtonian gravity
D) all of these
Question 3The mass of a proton is 1.6726 10-27 kg and the mass of a neutron is 1.6606 10-27 kg. A proton captures a neutron forming a deuterium nucleus. One would expect the mass of this nucleus to be
A) equal to (1.6726 + 1.6606 ) 10-27 kg.
B) less than (1.6726 + 1.6606 ) 10-27 kg.
C) greater than (1.6726 + 1.6606 ) 10-27 kg.
Question 4When an alpha particle is emitted from an unstable nucleus, the atomic mass number of the nucleus
A) increases by 2.
B) decreases by 4.
C) stays unchanged.
D) increases by 4.
E) decreases by 2.
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