| 1 |
The mass spectrum of naturally occurring neon, showing |
- A. 1 isotope
- B. 2 isotope
- C. 3 isotope
- D. 4 isotope
|
| 2 |
Half life of radon gas is |
- A. 3.8 minutes
- B. 3.8 days
- C. 3.8 months
- D. 3.8 years
|
| 3 |
Half life of Uranium -239 is |
- A. 26.5 minutes
- B. 24.5 minutes
- C. 25.5 minutes
- D. 23.5 minutes
|
| 4 |
The total charge of any nucleus is: |
- A. Ze
- B. Z
- C. Both a and b
- D. None of above
|
| 5 |
Nuclear fission was discovered by: |
- A. Otto Hahn
- B. Friz strassmann
- C. Both a and b
- D. Michaelson
|
| 6 |
The mass of proton in amu is: |
- A. 1.07276
- B. 1.7276
- C. 1.007276
- D. 1.0007276
|
| 7 |
Mass of meason is |
- A. Greater then proton
- B. Less than proton
- C. Equal to proton
- D. Equal to neutron
|
| 8 |
Binding energy per nucleus for uranium is above: |
- A. 6.7 Mev
- B. 7.7 Mev
- C. 6.9 MeV
- D. 7.9 MeV
|
| 9 |
Which pair belongs to hadrons. |
- A. Protons and Neutrons
- B. Neutrons and electrons
- C. Photons and electrons
- D. positrons and electrons
|
| 10 |
Charge on an electron was determined by |
- A. Ampere
- B. Millikan
- C. Maxwell
- D. Bohr
|