Nuclei

Related Questions

• Certain radio-active substance reduces to 25% of its value in 16 days. Its half-life is

  ---

• The decay constant of radium is $4.28 \times {10^{ - 4}}$per year. Its half life will be

  ---

• Which of the following cannot cause fission in a heavy nucleus

  ---

• In the nuclear reaction $_{85}{X^{297}} \to Y + 4\alpha ,\;Y$ is

  ---

• Consider the following two statements A. Energy spectrum of $\alpha$ -particles emitted in radioactive decay is discrete B. Energy spectrum of $\beta$ -particles emitted in radioactive decay is continuous

  ---