Advertisements
Advertisements
प्रश्न
What changes will take place in the mass number and atomic number of the nucleus Y if it emits gamma radiations?
उत्तर
No change in mass number and atomic number when γ radiations are emitted out.
APPEARS IN
संबंधित प्रश्न
Which of the following is not a fossil fuel?
(a) coal
(b) petroleum gas
(c) biogas
(d) natural gas
Why are very high temperatures required for fusion to occur?
In the reactor of a nuclear power plant, name the material which is used:
(a) as a moderator
(b) to absorb radiations
(c) in the fuel rods
(d) in the control rods
(e) to carry away heat
how is heat removed from the reactor core, and what use is made of this heat?
Give scientific reason:
It is absolutely necessary to control the fission reaction in nuclear power plants.
Identify the process shown in the figure and name it.
Which of the following statements are correct?
Neutrons have
What changes occur in the nucleus of a radioactive element when it emits an alpha particle? Show by an example?
When an alpha particle gains two electrons it becomes neutral and becomes an atom of an element which is a rare gas. What is the name of this rare gas?
A certain nucleus X has a mass number 15 and atomic number 7. Find the number of neutrons. The nucleus X losses one proton and Express the change and write the symbol of the new nucleus.