Question

State the principle used in pressure cooker?
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Answer 1

Answer:

The principle is simple that's pressure ...

when pressure applied pressure cooker gives a sound from its whistle

Answer 2

Answer:

$\huge\mathfrak\red {Answer}$

➡your answer is "Steam Pressure".

➡A pressure cooker is based on the principle that boiling point of water increases with the increase in pressure. It works by capturing the steam that, as it builds up, increases the pressure in the vessel.

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