Question

Uses of bimetal strip in microwave oven

Answer 1

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The power supplied to the cooking cavity of a microwave oven is controlled in response to a preselected temperature of food placed therein. A temperature responsive probe is embedded in the food to be cooked, the probe including means for changing its state with variations in temperature.

Answer 2

Bimetallic strip has many applications like in time—delay relay, fire alarm, and microwave oven. It is well known that temperature in monitor in the microwave oven during cooking of food. For temperature monitoring in the microwave oven bimetallic strips, a kind of temperature sensor, are used. They keep on checking the temperature during cooking.