How do microwave ovens work physics?

The magnetron generates microwave radiation by bouncing electrons around inside a vacuum filled cavity that is exposed to a strong magnetic field . This magnetic field forces these electrons to circle around inside the cavity, absorbing energy. Eventually, this energy is released as a microwave.

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What is the microwave oven method?

Microwave method consists of an electromagnetic radiation and lies between radio waves and infrared frequencies, and relative wavelength spans from 1 mm to 1 m. Dipole rotation and ionic conduction are the two fundamental mechanisms for transferring energy from microwave methods to the substance being heated.

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Is oven better or microwave?

Because they heat the food from the inside out (rather than outside-in), microwave ovens have a better cooking efficiency (the % of energy that heats food during the cooking cycle) than electric or gas convection ovens. … Energy use. Oven typeEfficiencyMicrowave57%Electric convection oven17%Gas convection oven9%Microwave cooking: Does it really strip nutrients and ruin our health? www.precisionnutrition.com › all-about-microwave-cooking

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