Science, asked by maharajeewan44, 6 months ago

difference between down stroke and up stroke

Answers

Answered by Anonymous
2

Answer:

your answer dear................

Attachments:
Answered by mehershailja
2

Explanation:

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

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