The outlet of a bicycle pump is used to inflate a footbal...
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 pump handle is slowly pushed downward at constant temperature?
momentum of the air molecules are increased
volume occupied by the molecules are increased
frequency of collision of the air molecules with the walls of the pump is increased
more air molecules are collidin with one another in the system
Correct answer is C
No explanation has been provided for this answer.
Similar Questions
Which of the following statements about wave is not correct? i. A wavefront is a line which conta...
Iron at 30oC feels colder to the hand than wood at 28oC because...
The property of a fluid that is used to determine its suitability as a lubricant is its ...
An atom 23491P emits a gamma radiation. The resultant nuclide is...