AIPMT PRELIMS2007Physics-Nuclear Physics
AIPMT PRELIMS 2007 Physics Radioactive Decay MCQ Question
Type: MCQ-conceptual-Medium-Class 12
In a radioactive decay process, the negatively charged emitted β-particles are
A
the electrons produced as a result of the decay of neutrons inside the nucleus
B
the electrons produced as a result of collisions between atoms
C
the electrons orbiting around the nucleus
D
the electrons present inside the nucleus
Correct Answer
Option A
Detailed Explanation
In β-decay, a neutron decays into a proton, an electron (β-particle), and an antineutrino. The electron is emitted from the nucleus.
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