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**1. Homework Statement**

http://img244.imageshack.us/img244/6852/phys24xy.png [Broken]

**2. Homework Equations**

d=1/N d*sin(theta)=m*(lambda)

**3. The Attempt at a Solution**

d=1/1970

d=.0005076

.0005076*sin(theta)=2*600e-9

sin(theta)=.0000012/.0005076

arcsin(.002364)=.135º

*sigh*

**1. Homework Statement**

**2. Homework Equations**

**3. The Attempt at a Solution**

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