Nuclear and Particle Physics-Nuclear Reaction (GATE Physics): Questions 1 - 4 of 4

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Question number: 1

» Nuclear and Particle Physics » Nuclear Reaction

Appeared in Year: 2015

Short Answer Question▾

Write in Short

The atomic masses of 63152Eu,62152Sm,11H and neutron are 151.921749,151.919756,1.007825 and 1.008665 in atomic mass units (amu), respectively. Using the above information, the Q – value of the reaction 63152Eu+n62152Sm+p is ________ ×103amu (up to three decimal places)

Question number: 2

» Nuclear and Particle Physics » Nuclear Reaction

Appeared in Year: 2011

MCQ▾

Question

A neutron passing through a detector is detected because of –

Choices

Choice (4) Response

a.

The ionization it produces

b.

The electron – hole pairs it produces

c.

The scintillation light it produces

d.

The secondary particles produced in a nuclear reaction in the detector medium

Question number: 3

» Nuclear and Particle Physics » Nuclear Reaction

Appeared in Year: 2010

Match List-Ⅰ List-Ⅱ▾

Question

Match the reaction on the left with the associated interactions on the right.
List-Ⅰ List-Ⅱ

(A)

π0+nπ+p

(i)

Strong

(B)

π0γ+γ

(ii)

Electromagnetic

(C)

π+μ++νμ

(iii)

Weak

Choices

Choice (4) Response
  • (A)
  • (B)
  • (C)

a.

  • (iii)
  • (i)
  • (ii)

b.

  • (ii)
  • (iii)
  • (i)

c.

  • (i)
  • (ii)
  • (iii)

d.

  • (iii)
  • (ii)
  • (i)

Question number: 4

» Nuclear and Particle Physics » Nuclear Reaction

Appeared in Year: 2010

MCQ▾

Question

The quark content of Σ+,κ,π and p is indicated:

|Σ+=|uus;|κ+=|su¯;|π=|u¯d;|p=|uud

In the process, π+pκ+Σ+ , considering strong interaction only, which of the following statements is true?

Choices

Choice (4) Response

a.

The process is not allowed because ΔS0 and ΔI30

b.

The process is allowed because ΔI3=0

c.

The process is not allowed because the baryon number is violated

d.

The process is allowed because ΔS=0

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