Q186
Radioactive substances can be produced readily in
A.
a transistor
B.
an atomic pile
AnswerC.
an electron gun
D.
a Wilson cloud chamber
Answer: Option B
Solution
Answer: Option B
Solution:
Radioactive substances can be produced readily in an atomic pile. Radioactive substances are atoms that decay naturally. They can give off alpha particles, beta particles and gamma radiation. Unlike X-ray sources they cannot be turned off, so their control is more difficult.