49. B-rays are fast moving
(A) protons
(B) neutron
(C) electron
(D) none of thes
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election is the right answer
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B-rays are fast-moving electron.
Option (C)
Explanation:
- Beta rays are also called as beta radiation.
- Beta particle occurs if a neutron transforms into a proton with a high-energy electron.
- The proton remains in the nucleus but the electron exits from the atom as a beta particle.
- When the nucleus emits the beta particles, the atomic number will be increased to 1.
- The beta rays contain a negative charge.
- Beta rays produce small ionisation power.
- B - rays produce fluorescence in different substance.
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