KalmiPrep • Switching...
Physics WAEC / WASSCE 1992 Thermal Physics
A sheet of paper is placed in the path of a beam of radiations from a radioactive source. Which of the following radiations will pass through the paper?I. Alpha rays II. Beta rays III. Gamma rays
A
I only
B
II only
C
III only
D
II and III only
E
I, II and III