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Pressure questions

Pressure questions | form one Physics

Find Pressure examination questions, form one Physics in acaproso.com

# Question
1

A force exerted by a pressure of 20 N/m2 and acting over an area of 2 m2 is:
A. 10 N
B. 18 N
C. 22 N
D. 40 N


Multiple choices
2

Increase in pressure raises the boiling point of a liquid This principle is used in:
A. Refrigerators and vacuum pumps.
B. Pressure cookers and ovens.
C. Pressure cookers and steam engines.
D. Refrigerators and pressure cookers.


Multiple choices
3

(a) List four common devices which utilize the atmospheric pressure.
(b) Explain why the swimmer feels much greater pressure of water at the deep end than at the shallow end?


Short answers
4

Calculate the height of the mountain given that its air pressure at the base is 75cmHg and that at the top is 60cmHg.


Mathematical Calculation
5

(i) What is atmospheric pressure?
(ii) Mention three devices that make use of atmospheric pressure in daily life.


Short answers
6

Briefly explain the function of each of the following features of a lift pump:
(i) The intake valve.
(ii) The transfer valve.


Short answers
7

(i) What is a bicycle pump?
(ii) List down the main parts of a bicycle pump.
(iii) Briefly explain how does a bicycle pump works


Short answers
8

State Pascal`s principle of pressure.


Short answers
9

What are the three factors that affect the liquid pressure?


Short answers
10

Calculate the area of an object if the pressure exerted is 0.2 N/m 2 and its force is 2 N.


Mathematical Calculation