The boiling point of water is raised by the increased pressure inside the cooker
B
The boiling point of water is lowered by pressure
C
More steam is available to cook the food at 100oC
D
More pressure is available to cook the food at 100oC
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Solution
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Correct option is A)
Cooking is fast in pressure cooker just because the trapped steam increases the atmospheric pressure inside the cooker. At that pressure, boiling point of water is increased and this higher temperature cooks food faster.
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