Science, asked by sonasagar133, 5 months ago

difference between upstroke and downstroke of air pump

Answers

Answered by parmodkumar89527

Answer:

Upstroke is a mechanism which helps to raise the plunger and downstrokehelps to help lower the plunger. On the up-stroke of the plunger, the lower valve opens and the upper valve isclosed. ... Whereas, on the downstroke, the lower valve closes and the upper one opens.

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