Light travels in straight lines. In which of the following is this principle manifested? I. Pinhole camera II. Formation of shadows III. Diffraction of light IV. Occurrence of an eclipse.
A
I, II, and III only
B
I, II, and IV only
C
II, and III only
D
I and III only
Verified Correct Answer: B.
Physical Principles & Numerical Solution
Pinhole camera, shadow formation, and the occurrence of an eclipse are a result of the rectilinear propagation of light.
Source: WAEC / JAMB / NECO Classroom Archive (Record #76367)