Microwave Ovens

Essay specific features

 

Issue:

Science

 

Written by:

Joanne J

 

Date added:

September 17, 2010

 

Level:

University

 

Grade:

A

 

No of pages / words:

1 / 249

 

Was viewed:

2552 times

 

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Essay content:

The heating thus occurs inside the food, without warming the surrounding air; this greatly reduces cooking time, and baking and other cooking tasks that require hours in a conventional oven can be completed in minutes in a microwave oven. Microwave ovens generate radiation at a frequency of about 2,450 megahertz by means of a magnetron, which is a kind of electron tube...
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Microwave ovens generate radiation at a frequency of about 2,450 megahertz by means of a magnetron, which is a kind of electron tube. Since the heating occurs by an absorption process, microwave ovens tend to cook certain foods unevenly or at different rates. For example, moist foods cook faster than less moist ones and moist outer layers tend to absorb most of the radiation before it can reach inner sections, which remain uncooked...
displayed 300 characters

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