Monday, 28 February 2011

why cooker cooks the food quickly?

As we know that boiling point is directly proportional to the atmospheric pressure,if the external pressure increased the boiling point of water will also be raised. This is done in closed container or pressure cooker from where the vapours are not allowed to escape,hence they develop more vapour pressure within the cooker and thus the boiling point of water increase and cooks the food quickly.


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