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Home Q & A Board Science-Related Homework Help Physics
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mikael mikael
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10 years ago
An 18 mm wide diffraction grating has rulings of  740 lines per mm. Light is incident normally on the grating. Monochromatic light of  555 nm wavelength is used. The largest angle from the normal at which an intensity maximum is formed is closest to: 
A) 55° 
B) 53° 
C) 51° 
D) 49° 
E) 47° 
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padrepadre
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10 years ago
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