List of top Physics Questions on Nuclei asked in JKCET

Which one of the following is not emitted by radioactive elements ?

Nucleons are a collection of

The ratio of mass defect of the nucleus to its mass number is maximum for

A radioactive nucleus of mass number $A$, initially at rest, emits an $ \alpha$ - particle with a speed $v$. The recoil speed of the daughter nucleus will be

If the radius of a nucleus of mass number $3$ is $R$ ,then the radius of a nucleus of mass number $81$ is

Nuclear fission can be explained based on

How many $\alpha$-particle and $\beta$-particles are emitted when uranium nucleus ${ }_{92}^{238} U$ decays to lead nucleus ${ }_{82}^{206} P b$ ?