| 1 |
In Wilson cloud chamber, ß-particles leave |
- A. Thin and continuous tracks
- B. Thick and continuous tracks
- C. No tracks
- D. Thin and discontinuous tracks
|
| 2 |
What is difference is isotopes |
- A. Number of protons
- B. Number of neutrons
- C. Number of electrons
- D. Charge number
|
| 3 |
Number of Isotopes of Neon gas are |
|
| 4 |
A proton consists of quarks which are. |
- A. Two up, one down
- B. One up, two down
- C. All up
- D. All down
|
| 5 |
Hydrogen bomb is an example of. |
- A. Nuclear fission
- B. Nuclear fusion
- C. Chain reaction
- D. Chemical reaction
|
| 6 |
The Unit of decay constant. |
- A. Second
- B. (second)-1
- C. m-1
- D. mk
|
| 7 |
In Wilson cloud chamber, if tracks are thick, straight and continuous, then particle is |
- A. a-particles
- B. ß-particles
- C. Y-rays
- D. All
|
| 8 |
The particles equal in mass but greater than proton are. |
- A. Mesons
- B. Baryons
- C. Leptons
- D. Hadrons
|
| 9 |
Which is true for both alpha particle and gama rays. |
- A. They cause ionization in air
- B. They can be deflected by electric field
- C. They can be deflected by magnetic field
- D. The y can penetrate a few millimeters of aluminium
|
| 10 |
A particles equal or greater in mass than of protons are called. |
- A. Baryons
- B. Leptons
- C. Mesons
- D. Quarks
|
