Helium-Neon Laser Light $\lambda$ = 633 * 10 ^{- 7} M)is Sent Through a 0

question 11

Multiple Choice

Helium-neon laser light ( $\lambda$ = 6.33 * 10 ^{- 7} m) is sent through a 0.30 mm-wide single slit.What is the width of the central maximum on a screen 1.0 m from the slit?

• A)2.0 cm
• B)4.2 mm
• C)1.1 cm
• D)2.0 mm
• E)0.70 mm

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Three-period Moving Average

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