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Author Question: What is a diffraction grating? ... (Read 18 times)

jon_i

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on: Jul 28, 2018
What is a diffraction grating?

Question 2

A circuit consists of three identical lamps connected to a battery as in Figure OQ28.14. The battery has some internal resistance. The switch S, originally open, is closed. What then happens to the brightness of lamp B?
 


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emily12345

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Reply #1 on: Jul 28, 2018
Answer to Question 1

A diffraction grating consists of many very fine, closely spaced parallel slits. The
number of slits varies from a few hundred per inch to several thousand per
centimeter.

Answer to Question 2



jon_i

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Reply 2 on: Jul 28, 2018
Wow, this really help

sultana.d

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Reply 3 on: Yesterday
:D TYSM

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