α, β and γ Radiations

IMPORTANT

α, β and γ Radiations: Overview

This topic covers concepts, such as, Alpha Decay, Change in Atomic Number after Alpha Decay, Conservation Laws in Nuclear Reactions & Beta Stability Curve etc.

Important Questions on α, β and γ Radiations

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Physics>Nuclear Physics>α, β and γ Radiations> Q 1

Out of the two characteristics – the mass number (A) and the atomic number (Z) – of a nucleus, which one does not change during nuclear   β− decay?

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Physics>Nuclear Physics>α, β and γ Radiations> Q 2

Out of the two characteristics – the mass number (A) and the atomic number (Z) – of a nucleus, which one does not change during nuclear   β− decay?

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Physics>Nuclear Physics>α, β and γ Radiations> Q 3

The end product on the β− decay of   15 32 P  is:

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Physics>Nuclear Physics>α, β and γ Radiations> Q 4

The end product of the β- decay of 1532P is

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Physics>Nuclear Physics>α, β and γ Radiations> Q 5

Which are amongst the following represent plot of the distribution of kinetic energy of β− particles?

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Physics>Nuclear Physics>α, β and γ Radiations> Q 6

β− particle is emitted in a radio active reaction when

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Physics>Nuclear Physics>α, β and γ Radiations> Q 7

When Boron nucleus   ( 5 10 B )  is bombarded by neutrons,   α - particles are emitted. The resulting nucleus is of the element _____________ and has the mass number_____________

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Physics>Nuclear Physics>α, β and γ Radiations> Q 8

In the Uranium radioactive series, the initial nucleus is   238 92 U  and the final nucleus is   206 82 Pb . When the Uranium nucleus decays to lead, the number of  α-particles emitted is _______________ and the number of   β-particles emitted is _______________.

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Physics>Nuclear Physics>α, β and γ Radiations> Q 9

Which of the following interaction is responsible for beta decay?

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Physics>Nuclear Physics>α, β and γ Radiations> Q 10

Identify the force that is associated in β-decay process

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Physics>Nuclear Physics>α, β and γ Radiations> Q 11

In which process neutron is converted into proton?

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Physics>Nuclear Physics>α, β and γ Radiations> Q 12

In the given nuclear reaction, the element X is Na1122→X+e++v

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Physics>Nuclear Physics>α, β and γ Radiations> Q 13

Concept of neutrino was given by,

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Physics>Nuclear Physics>α, β and γ Radiations> Q 14

Consider the following nuclear reactions:

I.  714N+He24⟶O817+X

II. Be49+H24⟶He612+Y

Then,

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Physics>Nuclear Physics>α, β and γ Radiations> Q 15

Which of the following reaction cannot represents K-capture.

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Physics>Nuclear Physics>α, β and γ Radiations> Q 16

In the process K-capture mass number

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Physics>Nuclear Physics>α, β and γ Radiations> Q 17

Which of the following were not found conserved in β-decay.

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Physics>Nuclear Physics>α, β and γ Radiations> Q 18

Energy distribution of β-rays is

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Physics>Nuclear Physics>α, β and γ Radiations> Q 19

In the reaction H12+H23→He24+n01, if the binding energies per nucleon of H12, H13 and He24 are x, y and z, respectively. Then, the energy released in the process is

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Physics>Nuclear Physics>α, β and γ Radiations> Q 20

Out of the two characteristics – the mass number (A) and the atomic number (Z) – of a nucleus, which one does not change during nuclear   β− decay?