A Levels Physics

Nuclear decay is both spontaneous and random in nature.
Which row gives the correct experimental evidence for these properties?
spontaneous nature of decay
random nature of decay
the decay rate is not affected by
temperature
A
the decay rate is not affected by
pressure
B
the decay rate is not affected by
the rate at which radiation is received
pressure
at a counter fluctuates
the decay rate is not affected by
the decay rate is not affected by
temperature
pressure
D
the rate at which radiation is received
the decay rate is not affected by
at a counter fluctuates
pressure


Particle and Nuclear Physics | 2012 - M/J - 9702/12 | Q39