Homework Help: Physics

Posted by Hailey on Thursday, January 28, 2010 at 10:16pm.

The frequency of the electromagnetic waves in a microwave oven is 2.2 GHz.

A large piece of cake is placed inside this microwave oven without the rotating plate, and left to cook for a while.

Once the cake is cut, the distance between adjacent uncooked points is closest to ...

Physics - drwls, Friday, January 29, 2010 at 1:33am
..a half wavelength. Compute the wavelength from the speed lf light and the frequency.

There are uncooked points because of standing (micro)waves inside the oven enclosure.
Physics - Anonymous, Wednesday, February 2, 2011 at 1:13am
c/(2*(2.2*10^9))= wavelength
6.81cm

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