2. Obtain the threshold energy for the reactions, (i) Bi (p, d) Bi (ii) HAl (a, p) BP 3. Using conservation of energy and momentum, show that the positron and electron cannot annihilate into one photon.
2. Obtain the threshold energy for the reactions, (i) Bi (p, d) Bi (ii) HAl (a, p) BP 3. Using conservation of energy and momentum, show that the positron and electron cannot annihilate into one photon.
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question no 2
![2. Obtain the threshold energy for the reactions,
(i) 20°Bi (p, d) Bi
83
(ii) Al (a, p) P
3. Using conservation of energy and momentum, show that the positron and electron cannot annihilate into one
photon.
Write short note on following: (i) isosnin ii) strangeness (iii) Charm (iv) Quark and confinement](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F7ab27fd2-1bdf-488c-8563-926550746c89%2F038a0201-ed40-47aa-a828-09d60c4007a3%2Fd5t0jis_processed.jpeg&w=3840&q=75)
Transcribed Image Text:2. Obtain the threshold energy for the reactions,
(i) 20°Bi (p, d) Bi
83
(ii) Al (a, p) P
3. Using conservation of energy and momentum, show that the positron and electron cannot annihilate into one
photon.
Write short note on following: (i) isosnin ii) strangeness (iii) Charm (iv) Quark and confinement
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