Elementary Modern Physics - Jamb Physics Past Questions and Answers

Question 11:

• JAMB 1981

Which type of radiation does not NOT originate within the nucleus?

A. Alpha
B. Beta
C. Gamma
D. Neutron
E. X-rays

Question 12:

• JAMB 1981

Which type of radiation does not NOT originate within the nucleus?

A. Alpha
B. Beta
C. Gamma
D. Neutron
E. X-rays

Question 13:

• JAMB 1981

The mass of a proton is approximately equal to that of

A. An $\alpha$-particle
B. A $\beta$-particle
C. $\gamma$-ray
D. An electron
E. A neutron

Question 14:

• JAMB 1982

Which of the following statements is NOT true of $\gamma$-rays?

A. $\gamma$-rays belong to the electromagnetic spectrum
B. $\gamma$-rays do not carry an electron charge
C. $\gamma$-rays obey the inverse cube law in air
D. The thickness of aluminium which stops b-particule has a negligible effect on $\gamma$-radiation
E. The difference between $\gamma$-rays and X-rays is that $\gamma$-rays originate from energy charges in the nuclei of atoms, while X-rays comes from energy charges associated with the electron structure of atoms

Question 15:

• JAMB 1982

In a radioactive series
${}_{92}^{235}L{\to }_{92}^{235}M{\to }_{90}^{231}N{\to }_{91}^{231}\varphi$
The particles emitted are respectively

A. $\beta ,\beta ,\alpha$
B. $\alpha ,\gamma ,\beta$
C. $\gamma ,\alpha ,\beta$
D. $\alpha ,\alpha ,\beta$
E. $\beta ,\alpha ,\beta$