||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
||What is difference is isotopes
- A. Number of protons
- B. Number of neutrons
- C. Number of electrons
- D. Charge number
||Number of Isotopes of Neon gas are
||A proton consists of quarks which are.
- A. Two up, one down
- B. One up, two down
- C. All up
- D. All down
||Hydrogen bomb is an example of.
- A. Nuclear fission
- B. Nuclear fusion
- C. Chain reaction
- D. Chemical reaction
||The Unit of decay constant.
- A. Second
- B. (second)-1
- C. m-1
- D. mk
||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
||The particles equal in mass but greater than proton are.
- A. Mesons
- B. Baryons
- C. Leptons
- D. Hadrons
||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
||A particles equal or greater in mass than of protons are called.
- A. Baryons
- B. Leptons
- C. Mesons
- D. Quarks