Waves as mode of energy transfer - 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 1997

The colours seen in the thin films of oil on the road and in soap bubbles are due to

A. Reflection
B. Interference
C. Diffraction
D. Polarization