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Home Q & A Board Science-Related Homework Help Physics
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Chery Chery
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7 years ago
A metallic sheet has a large number of parallel slits, 5.0 mm wide and 20 cm apart. This sheet is used as a grating for microwaves. A wide parallel beam of microwaves is incident normally on the sheet. If the microwave wavelength is 6.0 cm, what is the largest angle from the normal, at which an intensity maximum occurs?
A) 64°
B) 69°
C) 74°
D) 79°
E) 84°
Textbook 
College Physics

College Physics


Edition: 1st
Authors:
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lyalllyall
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7 years ago
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Chery Author
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#2
7 years ago
Looked all over the internet for this, thank you for answering correctly
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#3
3 years ago
thank you
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