The outlet of a bicycle pump is used to inflate... - WAEC Physics 2013 Question
The outlet of a bicycle pump is used to inflate a football as illustrated in the diagram above. Why does the pressure of the air inside the pump increases as the pimp handle is slowly pushed downward at constant temperature?
A
momentum of the air molecules are increased
B
volume occupied by the molecules are increased
C
frequency of collision of the air molecules with the walls of the pump is increased
D
more air molecules are collidin with one another in the system
correct option: c
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