The relationship between pressure, depth and density - 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 1978

The density of a solid is defined as the

A. Mass of the solid compared to the mass of an equal volume of water
B. Amount of water displaced when a unit mass of thesolid is immersed in it
C. Weight per unit volume of the solid
D. Volume per unit mass of the solid
E. Mass per unit volume of the solid

Question 3:

• JAMB 1979

The density 400cm³ of palm oil was 0.9gcm^-3 before frying. If the density of the oil was 0.6gm^-3 after frying,assuming no loss of oil due to spilling, its new volume was

A. 360cm³
B. 600cm³
C. 240cm³
D. 800cm³
E. 450cm³

Question 4:

• JAMB 1979

The density 400cm³ of palm oil was 0.9gcm^-3 before frying. If the density of the oil was 0.6gm^-3 after frying,assuming no loss of oil due to spilling, its new volume was

A. 360cm³
B. 600cm³
C. 240cm³
D. 800cm³
E. 450cm³

Question 5:

• JAMB 1979

An air bubble rises from the bottom to the top of a water dam which is 40m deep. The volume of the bubble just below the surface is 2.5cm³. Find its volume at the bottom of the dam, if atmospheric pressure is equivalent to 10m water

A. 0.0cm³
B. 2.0cm³
C. 1.6cm³
D. 0.625cm³
E. 0.5cm³