Atoms and molecules - 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 1983

1,000 identical drops of oil of density 500kgm^-3 have a total mass of 5 x 10^-4kg. One of the drops forms a thin film of area 0.5m² on water. The thickness of the film is

A. 2 x 10^-8m
B. 2 x 10^-9m
C. 2 x 10^-7m
D. 3 x 10^-9m
E. 2.8 x 10^-8m