| 1 |
The force which is responsible for the breaking up of the radioactive element is. |
- A. Weak nuclear force
- B. Strong nuclear force
- C. Electromagnetic force
- D. Gravitational force
|
| 2 |
Both Xenon and cesium have |
- A. 33 isotopes
- B. 34 Isotopes
- C. 36 Isotopes
- D. 35 Isotopes
|
| 3 |
Mass equivalent of 931 MeV energy is: |
- A. 6.02 x 10<sup>-23</sup> kg
- B. 1.766 x 10<sup>-27</sup>kg
- C. 2.67 x 10<sup>-29</sup>kg
- D. 6.02 x 10<sup>-87</sup>kg
|
| 4 |
The first atomic reactor was introduced by |
- A. Currie
- B. Enrico Fermi
- C. Newton
- D. Bohr
|
| 5 |
Gamma radiations are emitted due to: |
- A. De-excitation of atom
- B. De-excitation of nucleus
- C. Excitation of atom
- D. Excitation of nucleus
|
| 6 |
Rutherford performed on experiment on a nuclear reaction in: |
- A. 1921
- B. 1981
- C. 1927
- D. 1932
|
| 7 |
The scientist who suggested the presence of neutron was: |
- A. Bohr
- B. Rutherford
- C. Chadwick
- D. J.J Thomson
|
| 8 |
Materials can be identified by measuring their |
- A. Mass
- B. Half life
- C. Both a and b
- D. None of a,b,c
|
| 9 |
The particles which do not experience strong force are called. |
- A. Baryons
- B. Hadrons
- C. Mesons
- D. Laptons
|
| 10 |
Binding energy for deuteron nucleus is given by |
- A. 2.8 MeV
- B. 2.23 MeV
- C. 2.28 MeV
- D. 2.25 MeV
|