Radioactivity
« Previous Topic: Nuclear Force Next Topic: Law of Radioactive decay »
NUCLEAR PHYSICS

147588 The principle of controlled chain reaction is used in

1 atomic energy reactor
2 atom bomb
3 core of sun
4 artificial radioactivity
AIIMS-26.05.2019(E) Shift-2
NUCLEAR PHYSICS

147604 Modern treatment method P.E.T. is based on ?

1 proton emission
2 positron emission
3 $\beta$ - emission
4 particle emission
AIIMS-25.05.2019(M) Shift-1
NUCLEAR PHYSICS

147613 Which one of the following is not emitted by radioactive elements?

1 Alpha Rays
2 Beta Rays
3 Delta Rays
4 Gamma Rays
J and K CET-2018
NUCLEAR PHYSICS

147618 In radioactive reaction
${ }_{\mathrm{Z}}^{\mathrm{A}} \mathbf{X} \rightarrow \underset{\mathrm{Z}+1}{\mathrm{~A}} \mathbf{X}_{1} \rightarrow{ }_{\mathrm{Z}+2}^{\mathrm{A}} \mathbf{X}_{2} \rightarrow{ }_{\mathrm{Z}}^{\mathrm{A}-4} \mathbf{X}_{3} \rightarrow \rightarrow_{\mathrm{Z}+1}^{\mathrm{A}-4} \mathbf{X}_{4}$
Successive emission of particles is

1 $\beta^{-}, \beta^{-}, \beta^{-}, \alpha$
2 $\beta^{-}, \beta^{-}, \beta^{+}, \alpha$
3 $\beta^{-}, \beta^{-}, \alpha, \alpha$
4 $\beta^{-}, \beta^{-}, \alpha, \beta^{-}$
GUJCET 2018
NUCLEAR PHYSICS

147619 Tritium with a half-life of 12.5 years undergoing $\beta$-decay what fraction of a sample of pure tritium will remain undecayed after 25 years?

1 One half
2 One fourth
3 One third
4 Three fourth
JCECE-2018
NEET DIGITAL LIBRARY
NUCLEAR PHYSICS

147588 The principle of controlled chain reaction is used in

1 atomic energy reactor
2 atom bomb
3 core of sun
4 artificial radioactivity
AIIMS-26.05.2019(E) Shift-2
NUCLEAR PHYSICS

147604 Modern treatment method P.E.T. is based on ?

1 proton emission
2 positron emission
3 $\beta$ - emission
4 particle emission
AIIMS-25.05.2019(M) Shift-1
NUCLEAR PHYSICS

147613 Which one of the following is not emitted by radioactive elements?

1 Alpha Rays
2 Beta Rays
3 Delta Rays
4 Gamma Rays
J and K CET-2018
NUCLEAR PHYSICS

147618 In radioactive reaction
${ }_{\mathrm{Z}}^{\mathrm{A}} \mathbf{X} \rightarrow \underset{\mathrm{Z}+1}{\mathrm{~A}} \mathbf{X}_{1} \rightarrow{ }_{\mathrm{Z}+2}^{\mathrm{A}} \mathbf{X}_{2} \rightarrow{ }_{\mathrm{Z}}^{\mathrm{A}-4} \mathbf{X}_{3} \rightarrow \rightarrow_{\mathrm{Z}+1}^{\mathrm{A}-4} \mathbf{X}_{4}$
Successive emission of particles is

1 $\beta^{-}, \beta^{-}, \beta^{-}, \alpha$
2 $\beta^{-}, \beta^{-}, \beta^{+}, \alpha$
3 $\beta^{-}, \beta^{-}, \alpha, \alpha$
4 $\beta^{-}, \beta^{-}, \alpha, \beta^{-}$
GUJCET 2018
NUCLEAR PHYSICS

147619 Tritium with a half-life of 12.5 years undergoing $\beta$-decay what fraction of a sample of pure tritium will remain undecayed after 25 years?

1 One half
2 One fourth
3 One third
4 Three fourth
JCECE-2018
Join With Us for More Updates
NUCLEAR PHYSICS

147588 The principle of controlled chain reaction is used in

1 atomic energy reactor
2 atom bomb
3 core of sun
4 artificial radioactivity
AIIMS-26.05.2019(E) Shift-2
NUCLEAR PHYSICS

147604 Modern treatment method P.E.T. is based on ?

1 proton emission
2 positron emission
3 $\beta$ - emission
4 particle emission
AIIMS-25.05.2019(M) Shift-1
NUCLEAR PHYSICS

147613 Which one of the following is not emitted by radioactive elements?

1 Alpha Rays
2 Beta Rays
3 Delta Rays
4 Gamma Rays
J and K CET-2018
NUCLEAR PHYSICS

147618 In radioactive reaction
${ }_{\mathrm{Z}}^{\mathrm{A}} \mathbf{X} \rightarrow \underset{\mathrm{Z}+1}{\mathrm{~A}} \mathbf{X}_{1} \rightarrow{ }_{\mathrm{Z}+2}^{\mathrm{A}} \mathbf{X}_{2} \rightarrow{ }_{\mathrm{Z}}^{\mathrm{A}-4} \mathbf{X}_{3} \rightarrow \rightarrow_{\mathrm{Z}+1}^{\mathrm{A}-4} \mathbf{X}_{4}$
Successive emission of particles is

1 $\beta^{-}, \beta^{-}, \beta^{-}, \alpha$
2 $\beta^{-}, \beta^{-}, \beta^{+}, \alpha$
3 $\beta^{-}, \beta^{-}, \alpha, \alpha$
4 $\beta^{-}, \beta^{-}, \alpha, \beta^{-}$
GUJCET 2018
NUCLEAR PHYSICS

147619 Tritium with a half-life of 12.5 years undergoing $\beta$-decay what fraction of a sample of pure tritium will remain undecayed after 25 years?

1 One half
2 One fourth
3 One third
4 Three fourth
JCECE-2018
For More Updates join with Us
NUCLEAR PHYSICS

147588 The principle of controlled chain reaction is used in

1 atomic energy reactor
2 atom bomb
3 core of sun
4 artificial radioactivity
AIIMS-26.05.2019(E) Shift-2
NUCLEAR PHYSICS

147604 Modern treatment method P.E.T. is based on ?

1 proton emission
2 positron emission
3 $\beta$ - emission
4 particle emission
AIIMS-25.05.2019(M) Shift-1
NUCLEAR PHYSICS

147613 Which one of the following is not emitted by radioactive elements?

1 Alpha Rays
2 Beta Rays
3 Delta Rays
4 Gamma Rays
J and K CET-2018
NUCLEAR PHYSICS

147618 In radioactive reaction
${ }_{\mathrm{Z}}^{\mathrm{A}} \mathbf{X} \rightarrow \underset{\mathrm{Z}+1}{\mathrm{~A}} \mathbf{X}_{1} \rightarrow{ }_{\mathrm{Z}+2}^{\mathrm{A}} \mathbf{X}_{2} \rightarrow{ }_{\mathrm{Z}}^{\mathrm{A}-4} \mathbf{X}_{3} \rightarrow \rightarrow_{\mathrm{Z}+1}^{\mathrm{A}-4} \mathbf{X}_{4}$
Successive emission of particles is

1 $\beta^{-}, \beta^{-}, \beta^{-}, \alpha$
2 $\beta^{-}, \beta^{-}, \beta^{+}, \alpha$
3 $\beta^{-}, \beta^{-}, \alpha, \alpha$
4 $\beta^{-}, \beta^{-}, \alpha, \beta^{-}$
GUJCET 2018
NUCLEAR PHYSICS

147619 Tritium with a half-life of 12.5 years undergoing $\beta$-decay what fraction of a sample of pure tritium will remain undecayed after 25 years?

1 One half
2 One fourth
3 One third
4 Three fourth
JCECE-2018
NEET DIGITAL LIBRARY
NUCLEAR PHYSICS

147588 The principle of controlled chain reaction is used in

1 atomic energy reactor
2 atom bomb
3 core of sun
4 artificial radioactivity
AIIMS-26.05.2019(E) Shift-2
NUCLEAR PHYSICS

147604 Modern treatment method P.E.T. is based on ?

1 proton emission
2 positron emission
3 $\beta$ - emission
4 particle emission
AIIMS-25.05.2019(M) Shift-1
NUCLEAR PHYSICS

147613 Which one of the following is not emitted by radioactive elements?

1 Alpha Rays
2 Beta Rays
3 Delta Rays
4 Gamma Rays
J and K CET-2018
NUCLEAR PHYSICS

147618 In radioactive reaction
${ }_{\mathrm{Z}}^{\mathrm{A}} \mathbf{X} \rightarrow \underset{\mathrm{Z}+1}{\mathrm{~A}} \mathbf{X}_{1} \rightarrow{ }_{\mathrm{Z}+2}^{\mathrm{A}} \mathbf{X}_{2} \rightarrow{ }_{\mathrm{Z}}^{\mathrm{A}-4} \mathbf{X}_{3} \rightarrow \rightarrow_{\mathrm{Z}+1}^{\mathrm{A}-4} \mathbf{X}_{4}$
Successive emission of particles is

1 $\beta^{-}, \beta^{-}, \beta^{-}, \alpha$
2 $\beta^{-}, \beta^{-}, \beta^{+}, \alpha$
3 $\beta^{-}, \beta^{-}, \alpha, \alpha$
4 $\beta^{-}, \beta^{-}, \alpha, \beta^{-}$
GUJCET 2018
NUCLEAR PHYSICS

147619 Tritium with a half-life of 12.5 years undergoing $\beta$-decay what fraction of a sample of pure tritium will remain undecayed after 25 years?

1 One half
2 One fourth
3 One third
4 Three fourth
JCECE-2018