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Standard XII

Physics

Interstellar Alchemy

If a nucleus ...

Question

If a nucleus emits a gamma ray, its atomic and mass number $- ------- -$ but there will be $- ------- -$ in the energy of the nucleus.

remain same, increase

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remain same, decrease

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decrease, increase

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increase, decrease

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Solution

The correct option is C remain same, decrease
Gamma rays has no mass and no charge.
therefore atomic and mass remains the same.
It carries very high energy
$∴$ the decrease in energy of nucleus takes place.

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Similar questions

Q. In a

γ -

decay process,

γ -

rays of energy

E

is emitted. Find the decrease in internal energy of mass

M

(of nucleus).

Q. Which of the following statements is/are correct?
1. A nucleus in an excited state may give up its excitation energy and return to the ground state by emission of electromagnetic

γ

-radiation.
2.

γ

-radiations are emitted as secondary effect of

α

and

β

-emission.
3. The nuclear isomers produced by

γ

-ray bombardment have the same atomic and mass number but differ in their lifetimes (whatever their ground state may be).
4.

X

-ray and

γ

-ray are both electromagnetic.

Q. A nucleus of atomic mass M emits a gamma ray photon of frequency v. then

The change that will take place in the mass number and atomic number of the nucleus Y when it is emits gamma radiations

In a gamma decay process,the internal energy of a nucleus of mass M decreases,a gamma photon of energy E and linear momentum $\frac{E}{c}$ is emitted and the nucleus recoils.Find the decrease in internal energy.

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If a nucleus emits a gamma ray, its atomic and mass number ––––––––– but there will be ––––––––– in the energy of the nucleus.

The correct option is C remain same, decreaseGamma rays has no mass and no charge.therefore atomic and mass remains the same.It carries very high energy∴ the decrease in energy of nucleus takes place.

If a nucleus emits a gamma ray, its atomic and mass number $- ------- -$ but there will be $- ------- -$ in the energy of the nucleus.

The correct option is C remain same, decrease
Gamma rays has no mass and no charge.
therefore atomic and mass remains the same.
It carries very high energy
$∴$ the decrease in energy of nucleus takes place.