JAMB and WAEC Physics questions: Pressure

24 questions with answers and explanations. Tap an option to check yourself.

All JAMB WAEC

Question 1· Pressure· JAMB
A mercury manometer shows a difference in levels of 5 cm. Find the pressure difference. (Density of mercury = 13 600 kg/m³)
Explanation and discussion
Question 2· Pressure· JAMB
The pressure at a depth of 5 m in water of density 1000 kg/m³ is: (g = 10 m/s²)
Explanation and discussion
Question 3· Pressure· WAEC
Petrol can be drawn from a car tank into a can lower down using a tube. This device works mainly because of
Explanation and discussion
Question 4· Pressure· JAMB
Find the pressure due to sea water at a depth of 2 m. [density = 1030 kg/m³, g = 10 m/s²]
Explanation and discussion
Question 5· Pressure· WAEC
Find the pressure due to water at a depth of 5 m. (density of water = 1000 kg/m³, g = 10 m/s²)
Explanation and discussion
Question 6· Pressure· JAMB
The mercury column in a barometer is 76 cm high. Find the atmospheric pressure. (Density of mercury = 13 600 kg/m³.)
Explanation and discussion
Question 7· Pressure· JAMB
A siphon works because of
Explanation and discussion
Question 8· Pressure· WAEC
A block of weight 60 N rests on a face of area 0.2 m². The pressure it exerts is
Explanation and discussion
Question 9· Pressure· WAEC
A box of weight 600 N rests on an area of 0.2 m². What pressure does it exert?
Explanation and discussion
Question 10· Pressure· WAEC
Which instrument is used to measure atmospheric pressure?
Explanation and discussion
Question 11· Pressure· JAMB
A hydraulic press has pistons of area 0.02 m² and 0.5 m². What load can a 100 N force on the small piston support?
Explanation and discussion
Question 12· Pressure· WAEC
A diver is 8 m below the surface of a lake. What pressure does the water exert on her? [density of water = 1000 kg/m³, g = 10 m/s²]
Explanation and discussion
Question 13· Pressure· JAMB
Dams are built thicker at the bottom than at the top because
Explanation and discussion
Question 14· Pressure· JAMB
The pressure at a point in a liquid at rest depends on the
Explanation and discussion
Question 15· Pressure· WAEC
A force of 200 N acts on an area of 0.5 m². The pressure is
Explanation and discussion
Question 16· Pressure· JAMB
A force of 600 N acts on an area of 0.2 m². Find the pressure.
Explanation and discussion
Question 17· Pressure· WAEC
A force of 1,000 N acts on an area of 0.25 m². Find the pressure.
Explanation and discussion
Question 18· Pressure· JAMB
In a hydraulic press, the small piston has an area of 0.01 m² and the large piston 0.5 m². A force of 100 N on the small piston produces what force on the large piston?
Explanation and discussion
Question 19· Pressure· WAEC
A mercury barometer reads 76 cm on a day. A water barometer would read about
Explanation and discussion
Question 20· Pressure· JAMB
At sea level, atmospheric pressure supports a mercury column about
Explanation and discussion

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JAMB and WAEC Physics questions: Pressure

A mercury manometer shows a difference in levels of 5 cm. Find the pressure difference. (Density of mercury = 13 600 kg/m³)

The pressure at a depth of 5 m in water of density 1000 kg/m³ is: (g = 10 m/s²)

Petrol can be drawn from a car tank into a can lower down using a tube. This device works mainly because of

Find the pressure due to sea water at a depth of 2 m. [density = 1030 kg/m³, g = 10 m/s²]

Find the pressure due to water at a depth of 5 m. (density of water = 1000 kg/m³, g = 10 m/s²)

The mercury column in a barometer is 76 cm high. Find the atmospheric pressure. (Density of mercury = 13 600 kg/m³.)

A siphon works because of

A block of weight 60 N rests on a face of area 0.2 m². The pressure it exerts is

A box of weight 600 N rests on an area of 0.2 m². What pressure does it exert?

Which instrument is used to measure atmospheric pressure?

A hydraulic press has pistons of area 0.02 m² and 0.5 m². What load can a 100 N force on the small piston support?

A diver is 8 m below the surface of a lake. What pressure does the water exert on her? [density of water = 1000 kg/m³, g = 10 m/s²]

Dams are built thicker at the bottom than at the top because

The pressure at a point in a liquid at rest depends on the

A force of 200 N acts on an area of 0.5 m². The pressure is

A force of 600 N acts on an area of 0.2 m². Find the pressure.

A force of 1,000 N acts on an area of 0.25 m². Find the pressure.

In a hydraulic press, the small piston has an area of 0.01 m² and the large piston 0.5 m². A force of 100 N on the small piston produces what force on the large piston?

A mercury barometer reads 76 cm on a day. A water barometer would read about

At sea level, atmospheric pressure supports a mercury column about