A Laser Beam $\lambda$ = 694 Nm)is Incident on Two Slits 0

question 61

Multiple Choice

A laser beam ( $\lambda$ = 694 nm) is incident on two slits 0.100 mm apart.Approximately how far apart (in m) will the bright interference fringes be on the screen 5.00 m from the double slits?

• A)3.47 *10 ^{- 3}
• B)3.47 * 10 ^{- 2}
• C)3.47 * 10 ^{- 4}
• D)3.47 *10 ^{- 6}
• E)3.47 * 10 ^{- 5}

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