Physics
The source of energy of the sun and stars is obtained from the nuclear fusion of :
- uranium
- thorium
- hydrogen
- 23592U
Related Questions
In each fission reaction, the …………… remains conserved.
- mass number
- atomic number
- mass
- both (1) and (2)
Which of the following is used as moderator(s) in a nuclear reactor ?
- Cadmium rods
- Graphite
- Heavy Water
- Both (2) and (3)
In a nuclear reactor :
- moderator is used to control the number of neutrons.
- controlling rods are used to slow down the neutrons.
- moderator is used to slow down the neutrons.
- coolant is used to slow down the neutrons.
The mass of proton is nearly :
- 0.51 eV
- 200 eV
- 931 eV
- 931 MeV