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July 10, 2014

Homework Help: physics

Posted by Amelia on Tuesday, May 29, 2012 at 1:03pm.

(a) Two microwave frequencies are authorized for use in microwave ovens: 900 and 2560 MHz. Calculate the wavelength of each.
1 cm (frequency = 900 MHz)
2 cm (frequency = 2560 MHz)
(b) Which frequency would produce smaller hot spots in foods due to interference effects?
3 MHz

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