Properties and applications of alpha, beta and gamma rays - Jamb Physics Past Questions and Answers

Question 1:

• JAMB 2019

If the time of flight is 96seconds, calculate the horizontal range through the point of projection.

A. 84400m
B. 69000m
C. 61440m
D. 24000m

Question 2:

• 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 3:

• JAMB 1983

The range of wavelengths of the visible spectrum is 400nm - 700nm. The wavelength of gamma rays is

A. Longer than 700nm
B. Shorter than 700nm but longer then 400nm
C. 550nm
D. Shorter than 400nm
E. Infinite