Physics, 18.08.2021 22:30 12martinkat

Microwaves operate at a frequency of 2.40 GHz. Find the minimum thickness for a plastic tray with a refractive index of 1.45 that will cause enhanced reflection of microwaves incident normal to the tray.

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Microwaves operate at a frequency of 2.40 GHz. Find the minimum thickness for a plastic tray with a...